diff --git a/RxExample/RxExample.xcodeproj/project.pbxproj b/RxExample/RxExample.xcodeproj/project.pbxproj
index 958c22ed..1105929f 100644
--- a/RxExample/RxExample.xcodeproj/project.pbxproj
+++ b/RxExample/RxExample.xcodeproj/project.pbxproj
@@ -12,6 +12,8 @@
 		0706E19D1B176EE200BA2D3A /* String+extensions.swift in Sources */ = {isa = PBXBuildFile; fileRef = 0706E19C1B176EE200BA2D3A /* String+extensions.swift */; };
 		0706E19F1B17703E00BA2D3A /* RandomUserAPI.swift in Sources */ = {isa = PBXBuildFile; fileRef = 0706E19E1B17703E00BA2D3A /* RandomUserAPI.swift */; };
 		075F13101B4E9D5A000D7861 /* APIWrappersViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = 075F130F1B4E9D5A000D7861 /* APIWrappersViewController.swift */; };
+		07A5C3DB1B70B703001EFE5C /* CalculatorViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = 07A5C3DA1B70B703001EFE5C /* CalculatorViewController.swift */; };
+		07A5C3DC1B70B703001EFE5C /* CalculatorViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = 07A5C3DA1B70B703001EFE5C /* CalculatorViewController.swift */; };
 		07E300071B14995F00F00100 /* TableViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = 07E300061B14995F00F00100 /* TableViewController.swift */; };
 		07E300091B149A2A00F00100 /* User.swift in Sources */ = {isa = PBXBuildFile; fileRef = 07E300081B149A2A00F00100 /* User.swift */; };
 		07E3C2331B03605B0010338D /* Dependencies.swift in Sources */ = {isa = PBXBuildFile; fileRef = 07E3C2321B03605B0010338D /* Dependencies.swift */; };
@@ -332,6 +334,7 @@
 		0706E19C1B176EE200BA2D3A /* String+extensions.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = "String+extensions.swift"; sourceTree = "<group>"; };
 		0706E19E1B17703E00BA2D3A /* RandomUserAPI.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = RandomUserAPI.swift; sourceTree = "<group>"; };
 		075F130F1B4E9D5A000D7861 /* APIWrappersViewController.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = APIWrappersViewController.swift; sourceTree = "<group>"; };
+		07A5C3DA1B70B703001EFE5C /* CalculatorViewController.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = CalculatorViewController.swift; sourceTree = "<group>"; };
 		07E300061B14995F00F00100 /* TableViewController.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = TableViewController.swift; sourceTree = "<group>"; };
 		07E300081B149A2A00F00100 /* User.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = User.swift; sourceTree = "<group>"; };
 		07E3C2321B03605B0010338D /* Dependencies.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; name = Dependencies.swift; path = Examples/Dependencies.swift; sourceTree = "<group>"; };
@@ -625,6 +628,15 @@
 			path = APIWrappers;
 			sourceTree = "<group>";
 		};
+		07A5C3D91B70B6B8001EFE5C /* 06 Calculator */ = {
+			isa = PBXGroup;
+			children = (
+				07A5C3DA1B70B703001EFE5C /* CalculatorViewController.swift */,
+			);
+			name = "06 Calculator";
+			path = Calculator;
+			sourceTree = "<group>";
+		};
 		07E300051B14994500F00100 /* 05 TableView */ = {
 			isa = PBXGroup;
 			children = (
@@ -1045,14 +1057,14 @@
 			path = Services;
 			sourceTree = "<group>";
 		};
-		C859B9A21B45C5D900D012D7 /* 06 PartialUpdates */ = {
+		C859B9A21B45C5D900D012D7 /* 07 PartialUpdates */ = {
 			isa = PBXGroup;
 			children = (
 				C859B9A31B45C5D900D012D7 /* PartialUpdatesViewController.swift */,
 				C859B9AB1B45CF9100D012D7 /* NumberCell.swift */,
 				C859B9AD1B45CFAB00D012D7 /* NumberSectionView.swift */,
 			);
-			name = "06 PartialUpdates";
+			name = "07 PartialUpdates";
 			path = PartialUpdates;
 			sourceTree = "<group>";
 		};
@@ -1064,8 +1076,9 @@
 				C86E2F301AE5A0CA00C31024 /* 03 WikipediaImageSearch */,
 				075F130E1B4E9D10000D7861 /* 04 APIWrappers */,
 				07E300051B14994500F00100 /* 05 TableView */,
-				C859B9A21B45C5D900D012D7 /* 06 PartialUpdates */,
-				C8A57F711B40AF4E00D5570A /* 06 CoreData */,
+				07A5C3D91B70B6B8001EFE5C /* 06 Calculator */,
+				C859B9A21B45C5D900D012D7 /* 07 PartialUpdates */,
+				C8A57F711B40AF4E00D5570A /* 08 CoreData */,
 			);
 			path = Examples;
 			sourceTree = "<group>";
@@ -1150,12 +1163,12 @@
 			path = DataSources;
 			sourceTree = "<group>";
 		};
-		C8A57F711B40AF4E00D5570A /* 06 CoreData */ = {
+		C8A57F711B40AF4E00D5570A /* 08 CoreData */ = {
 			isa = PBXGroup;
 			children = (
 				C8A57F721B40AF7C00D5570A /* Random.xcdatamodeld */,
 			);
-			name = "06 CoreData";
+			name = "08 CoreData";
 			path = CoreData;
 			sourceTree = "<group>";
 		};
@@ -1364,6 +1377,7 @@
 				C8297FD61B6CF953000589EA /* UITextField+Rx.swift in Sources */,
 				C8297E331B6CF905000589EA /* NumberCell.swift in Sources */,
 				C8297FBB1B6CF953000589EA /* RxCollectionViewDataSourceProxy.swift in Sources */,
+				07A5C3DC1B70B703001EFE5C /* CalculatorViewController.swift in Sources */,
 				C8297FA61B6CF953000589EA /* KVOObserver.swift in Sources */,
 				C8297F321B6CF94B000589EA /* Switch.swift in Sources */,
 				C8297E341B6CF905000589EA /* UIImageView+Extensions.swift in Sources */,
@@ -1545,6 +1559,7 @@
 				C88C788F1B3F14FD0061C5AB /* Changeset.swift in Sources */,
 				C8C46DA81B47F7110020D71E /* CollectionViewImageCell.swift in Sources */,
 				C8C46DAC1B47F7110020D71E /* WikipediaSearchViewController.swift in Sources */,
+				07A5C3DB1B70B703001EFE5C /* CalculatorViewController.swift in Sources */,
 				0706E19D1B176EE200BA2D3A /* String+extensions.swift in Sources */,
 				C88C78731B3EB0A00061C5AB /* SectionModel.swift in Sources */,
 				C86E2F3F1AE5A0CA00C31024 /* SearchViewModel.swift in Sources */,
diff --git a/RxExample/RxExample/Examples/Calculator/CalculatorViewController.swift b/RxExample/RxExample/Examples/Calculator/CalculatorViewController.swift
new file mode 100644
index 00000000..5b363db2
--- /dev/null
+++ b/RxExample/RxExample/Examples/Calculator/CalculatorViewController.swift
@@ -0,0 +1,72 @@
+//
+//  Calculator.swift
+//  RxExample
+//
+//  Created by carlos on 4/8/15.
+//  Copyright (c) 2015 Krunoslav Zaher. All rights reserved.
+//
+
+import UIKit
+#if !RX_NO_MODULE
+import RxSwift
+import RxCocoa
+#endif
+
+class CalculatorViewController: ViewController {
+    
+    @IBOutlet weak var lastSignLabel: UILabel!
+    @IBOutlet weak var resultLabel: UILabel!
+    
+    @IBOutlet weak var allClearButton: UIButton!
+    @IBOutlet weak var changeSignButton: UIButton!
+    @IBOutlet weak var moduleButton: UIButton!
+   
+    @IBOutlet weak var divideButton: UIButton!
+    @IBOutlet weak var multiplyButton: UIButton!
+    @IBOutlet weak var minusButton: UIButton!
+    @IBOutlet weak var plusButton: UIButton!
+    @IBOutlet weak var equalButton: UIButton!
+    
+    @IBOutlet weak var dotButton: UIButton!
+    
+    @IBOutlet weak var zeroButton: UIButton!
+    @IBOutlet weak var oneButton: UIButton!
+    @IBOutlet weak var twoButton: UIButton!
+    @IBOutlet weak var threeButton: UIButton!
+    @IBOutlet weak var fourButton: UIButton!
+    @IBOutlet weak var fiveButton: UIButton!
+    @IBOutlet weak var sixButton: UIButton!
+    @IBOutlet weak var sevenButton: UIButton!
+    @IBOutlet weak var eightButton: UIButton!
+    @IBOutlet weak var nineButton: UIButton!
+    
+    override func viewDidLoad() {
+        
+        let allClearButtonOble = allClearButton.rx_tap
+        let changeSignButtonOble = changeSignButton.rx_tap
+        let moduleButtonOble = moduleButton.rx_tap
+        
+        let divideButtonOble = divideButton.rx_tap
+        let multiplyButtonOble = multiplyButton.rx_tap
+        let minusButtonOble = minusButton.rx_tap
+        let plusButtonOble = plusButton.rx_tap
+        let equalButtonOble = equalButton.rx_tap
+        
+        let dotButtonOble = dotButton.rx_tap
+        
+        let zeroButtonOble = zeroButton.rx_tap
+        let oneButtonOble = oneButton.rx_tap
+        let twoButtonOble = twoButton.rx_tap
+        let threeButtonOble = threeButton.rx_tap
+        let fourButtonOble = fourButton.rx_tap
+        let fiveButtonOble = fiveButton.rx_tap
+        let sixButtonOble = sixButton.rx_tap
+        let sevenButtonOble = sevenButton.rx_tap
+        let eightButtonOble = eightButton.rx_tap
+        let nineButtonOble = nineButton.rx_tap
+        
+        
+        
+    }
+    
+}
diff --git a/RxExample/RxExample/iOS/Main.storyboard b/RxExample/RxExample/iOS/Main.storyboard
index 3e59fb91..21a256ae 100644
--- a/RxExample/RxExample/iOS/Main.storyboard
+++ b/RxExample/RxExample/iOS/Main.storyboard
@@ -2,6 +2,7 @@
 <document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="7706" systemVersion="14F19a" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" initialViewController="E5v-jn-n2n">
     <dependencies>
         <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="7703"/>
+        <capability name="Aspect ratio constraints" minToolsVersion="5.1"/>
         <capability name="Constraints to layout margins" minToolsVersion="6.0"/>
         <capability name="Constraints with non-1.0 multipliers" minToolsVersion="5.1"/>
     </dependencies>
@@ -25,7 +26,7 @@
         <!--Table View Controller-->
         <scene sceneID="Mhm-lU-Uhj">
             <objects>
-                <viewController id="bZo-ey-Nha" customClass="TableViewController" customModule="RxExample" customModuleProvider="target" sceneMemberID="viewController">
+                <viewController id="bZo-ey-Nha" customClass="TableViewController" customModule="RxExample_iOS" customModuleProvider="target" sceneMemberID="viewController">
                     <layoutGuides>
                         <viewControllerLayoutGuide type="top" id="uYL-wL-0i2"/>
                         <viewControllerLayoutGuide type="bottom" id="LL7-L6-PAN"/>
@@ -71,7 +72,7 @@
         <!--Detail View Controller-->
         <scene sceneID="n26-Ac-tgu">
             <objects>
-                <viewController storyboardIdentifier="DetailViewController" id="ack-C5-IwI" customClass="DetailViewController" customModule="RxExample" customModuleProvider="target" sceneMemberID="viewController">
+                <viewController storyboardIdentifier="DetailViewController" id="ack-C5-IwI" customClass="DetailViewController" customModule="RxExample_iOS" customModuleProvider="target" sceneMemberID="viewController">
                     <layoutGuides>
                         <viewControllerLayoutGuide type="top" id="ByU-ts-Mke"/>
                         <viewControllerLayoutGuide type="bottom" id="zIc-eF-yeA"/>
@@ -128,7 +129,7 @@
         <!--GitHub Signup-->
         <scene sceneID="N2N-1B-sZ4">
             <objects>
-                <viewController id="dHR-mS-HCG" customClass="GitHubSignupViewController" customModule="RxExample" customModuleProvider="target" sceneMemberID="viewController">
+                <viewController id="dHR-mS-HCG" customClass="GitHubSignupViewController" customModule="RxExample_iOS" customModuleProvider="target" sceneMemberID="viewController">
                     <layoutGuides>
                         <viewControllerLayoutGuide type="top" id="08L-bJ-kbo"/>
                         <viewControllerLayoutGuide type="bottom" id="iau-x6-9gd"/>
@@ -231,7 +232,7 @@
         <!--Partial Updates View Controller-->
         <scene sceneID="7Pq-0W-ati">
             <objects>
-                <viewController id="HRf-Xk-9iT" customClass="PartialUpdatesViewController" customModule="RxExample" customModuleProvider="target" sceneMemberID="viewController">
+                <viewController id="HRf-Xk-9iT" customClass="PartialUpdatesViewController" customModule="RxExample_iOS" customModuleProvider="target" sceneMemberID="viewController">
                     <layoutGuides>
                         <viewControllerLayoutGuide type="top" id="rR0-FR-HFT"/>
                         <viewControllerLayoutGuide type="bottom" id="t4S-nP-d6Z"/>
@@ -258,7 +259,7 @@
                                     <inset key="sectionInset" minX="0.0" minY="0.0" maxX="0.0" maxY="0.0"/>
                                 </collectionViewFlowLayout>
                                 <cells>
-                                    <collectionViewCell opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="center" reuseIdentifier="Cell" id="aNq-h7-r3z" customClass="NumberCell" customModule="RxExample" customModuleProvider="target">
+                                    <collectionViewCell opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="center" reuseIdentifier="Cell" id="aNq-h7-r3z" customClass="NumberCell" customModule="RxExample_iOS" customModuleProvider="target">
                                         <rect key="frame" x="0.0" y="0.0" width="50" height="50"/>
                                         <autoresizingMask key="autoresizingMask"/>
                                         <view key="contentView" opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="center">
@@ -283,7 +284,7 @@
                                         </connections>
                                     </collectionViewCell>
                                 </cells>
-                                <collectionReusableView key="sectionHeaderView" opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="center" reuseIdentifier="Section" id="myv-cg-TS9" customClass="NumberSectionView" customModule="RxExample" customModuleProvider="target">
+                                <collectionReusableView key="sectionHeaderView" opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="center" reuseIdentifier="Section" id="myv-cg-TS9" customClass="NumberSectionView" customModule="RxExample_iOS" customModuleProvider="target">
                                     <rect key="frame" x="0.0" y="0.0" width="108" height="25"/>
                                     <autoresizingMask key="autoresizingMask"/>
                                     <subviews>
@@ -337,12 +338,12 @@
                 </viewController>
                 <placeholder placeholderIdentifier="IBFirstResponder" id="iOF-ih-lLu" userLabel="First Responder" sceneMemberID="firstResponder"/>
             </objects>
-            <point key="canvasLocation" x="133" y="1629"/>
+            <point key="canvasLocation" x="151" y="2471"/>
         </scene>
         <!--Rx Examples-->
         <scene sceneID="TnT-xx-y5Q">
             <objects>
-                <tableViewController id="t5K-0k-3cp" customClass="RootViewController" customModule="RxExample" customModuleProvider="target" sceneMemberID="viewController">
+                <tableViewController id="t5K-0k-3cp" customClass="RootViewController" customModule="RxExample_iOS" customModuleProvider="target" sceneMemberID="viewController">
                     <tableView key="view" clipsSubviews="YES" contentMode="scaleToFill" alwaysBounceVertical="YES" dataMode="static" style="grouped" separatorStyle="default" rowHeight="44" sectionHeaderHeight="10" sectionFooterHeight="10" id="UYP-Va-Aja">
                         <rect key="frame" x="0.0" y="0.0" width="320" height="568"/>
                         <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
@@ -419,6 +420,29 @@
                                             <segue destination="bZo-ey-Nha" kind="push" id="S82-xv-fWe"/>
                                         </connections>
                                     </tableViewCell>
+                                    <tableViewCell contentMode="scaleToFill" selectionStyle="default" accessoryType="disclosureIndicator" indentationWidth="10" textLabel="ufL-YX-dKF" detailTextLabel="efq-eT-ETM" style="IBUITableViewCellStyleSubtitle" id="Egb-OL-S5e">
+                                        <autoresizingMask key="autoresizingMask"/>
+                                        <tableViewCellContentView key="contentView" opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="center" tableViewCell="Egb-OL-S5e" id="Y1z-Y7-dLh">
+                                            <autoresizingMask key="autoresizingMask"/>
+                                            <subviews>
+                                                <label opaque="NO" multipleTouchEnabled="YES" contentMode="left" text="Calculator" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" id="ufL-YX-dKF">
+                                                    <autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMaxY="YES"/>
+                                                    <fontDescription key="fontDescription" type="system" pointSize="16"/>
+                                                    <color key="textColor" red="0.0" green="0.0" blue="0.0" alpha="1" colorSpace="calibratedRGB"/>
+                                                    <nil key="highlightedColor"/>
+                                                </label>
+                                                <label opaque="NO" multipleTouchEnabled="YES" contentMode="left" text="Stateless calculator example" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" id="efq-eT-ETM">
+                                                    <autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMaxY="YES"/>
+                                                    <fontDescription key="fontDescription" type="system" pointSize="11"/>
+                                                    <color key="textColor" red="0.0" green="0.0" blue="0.0" alpha="1" colorSpace="calibratedRGB"/>
+                                                    <nil key="highlightedColor"/>
+                                                </label>
+                                            </subviews>
+                                        </tableViewCellContentView>
+                                        <connections>
+                                            <segue destination="ErT-E8-uY3" kind="push" id="3is-Gn-lDH"/>
+                                        </connections>
+                                    </tableViewCell>
                                     <tableViewCell contentMode="scaleToFill" selectionStyle="default" accessoryType="disclosureIndicator" indentationWidth="10" textLabel="siT-mr-b8A" detailTextLabel="BSH-sG-bpY" style="IBUITableViewCellStyleSubtitle" id="VBq-7j-4vQ">
                                         <autoresizingMask key="autoresizingMask"/>
                                         <tableViewCellContentView key="contentView" opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="center" tableViewCell="VBq-7j-4vQ" id="m7h-NW-UnD">
@@ -486,7 +510,7 @@
         <!--Search Wikipedia-->
         <scene sceneID="W3v-Hb-gUk">
             <objects>
-                <viewController id="Iwo-im-m6d" customClass="WikipediaSearchViewController" customModule="RxExample" customModuleProvider="target" sceneMemberID="viewController">
+                <viewController id="Iwo-im-m6d" customClass="WikipediaSearchViewController" customModule="RxExample_iOS" customModuleProvider="target" sceneMemberID="viewController">
                     <layoutGuides>
                         <viewControllerLayoutGuide type="top" id="5dr-42-uib"/>
                         <viewControllerLayoutGuide type="bottom" id="qRP-g3-i5K"/>
@@ -541,7 +565,7 @@ This is only showcase app, not intended for production purposes.</string>
         <!--Wrappers View Controller-->
         <scene sceneID="GYg-hz-8N5">
             <objects>
-                <viewController id="J6V-0T-aRq" customClass="APIWrappersViewController" customModule="RxExample" customModuleProvider="target" sceneMemberID="viewController">
+                <viewController id="J6V-0T-aRq" customClass="APIWrappersViewController" customModule="RxExample_iOS" customModuleProvider="target" sceneMemberID="viewController">
                     <layoutGuides>
                         <viewControllerLayoutGuide type="top" id="anJ-3z-vFC"/>
                         <viewControllerLayoutGuide type="bottom" id="bgd-ny-eho"/>
@@ -646,6 +670,361 @@ This is only showcase app, not intended for production purposes.</string>
             </objects>
             <point key="canvasLocation" x="151" y="955"/>
         </scene>
+        <!--Calculator-->
+        <scene sceneID="Xfe-3i-xhv">
+            <objects>
+                <viewController id="ErT-E8-uY3" customClass="CalculatorViewController" customModule="RxExample_iOS" customModuleProvider="target" sceneMemberID="viewController">
+                    <layoutGuides>
+                        <viewControllerLayoutGuide type="top" id="BGU-Fc-pLc"/>
+                        <viewControllerLayoutGuide type="bottom" id="LFx-RC-K1L"/>
+                    </layoutGuides>
+                    <view key="view" contentMode="scaleToFill" id="2aB-zX-D0f">
+                        <rect key="frame" x="0.0" y="0.0" width="320" height="568"/>
+                        <autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMaxY="YES"/>
+                        <subviews>
+                            <button contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="roundedRect" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="2nU-2T-o0z">
+                                <rect key="frame" x="240" y="488" width="80" height="80"/>
+                                <color key="backgroundColor" red="0.52156862749999999" green="0.74901960779999999" blue="0.1450980392" alpha="1" colorSpace="calibratedRGB"/>
+                                <constraints>
+                                    <constraint firstAttribute="width" secondItem="2nU-2T-o0z" secondAttribute="height" multiplier="1:1" id="4e3-8u-XpU"/>
+                                </constraints>
+                                <fontDescription key="fontDescription" type="system" pointSize="70"/>
+                                <color key="tintColor" white="1" alpha="1" colorSpace="calibratedWhite"/>
+                                <state key="normal" title="=">
+                                    <color key="titleShadowColor" white="0.5" alpha="1" colorSpace="calibratedWhite"/>
+                                </state>
+                            </button>
+                            <button contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="roundedRect" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="cEb-GT-XMg">
+                                <rect key="frame" x="0.0" y="408" width="80" height="80"/>
+                                <color key="backgroundColor" white="0.66666666666666663" alpha="1" colorSpace="calibratedWhite"/>
+                                <constraints>
+                                    <constraint firstAttribute="width" secondItem="cEb-GT-XMg" secondAttribute="height" multiplier="1:1" id="09S-n0-Nb0"/>
+                                </constraints>
+                                <fontDescription key="fontDescription" type="system" pointSize="70"/>
+                                <color key="tintColor" white="0.0" alpha="1" colorSpace="calibratedWhite"/>
+                                <state key="normal" title="1">
+                                    <color key="titleShadowColor" white="0.5" alpha="1" colorSpace="calibratedWhite"/>
+                                </state>
+                            </button>
+                            <button contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="roundedRect" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="CVO-3I-Mh2">
+                                <rect key="frame" x="80" y="408" width="80" height="80"/>
+                                <color key="backgroundColor" white="0.66666666666666663" alpha="1" colorSpace="calibratedWhite"/>
+                                <constraints>
+                                    <constraint firstAttribute="width" secondItem="CVO-3I-Mh2" secondAttribute="height" multiplier="1:1" id="MOV-kW-88s"/>
+                                </constraints>
+                                <fontDescription key="fontDescription" type="system" pointSize="70"/>
+                                <color key="tintColor" white="0.0" alpha="1" colorSpace="calibratedWhite"/>
+                                <state key="normal" title="2">
+                                    <color key="titleShadowColor" white="0.5" alpha="1" colorSpace="calibratedWhite"/>
+                                </state>
+                            </button>
+                            <button contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="roundedRect" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="bkK-oc-Yvj">
+                                <rect key="frame" x="160" y="408" width="80" height="80"/>
+                                <color key="backgroundColor" white="0.66666666666666663" alpha="1" colorSpace="calibratedWhite"/>
+                                <constraints>
+                                    <constraint firstAttribute="width" secondItem="bkK-oc-Yvj" secondAttribute="height" multiplier="1:1" id="lFg-hF-hjq"/>
+                                </constraints>
+                                <fontDescription key="fontDescription" type="system" pointSize="70"/>
+                                <color key="tintColor" white="0.0" alpha="1" colorSpace="calibratedWhite"/>
+                                <state key="normal" title="3">
+                                    <color key="titleShadowColor" white="0.5" alpha="1" colorSpace="calibratedWhite"/>
+                                </state>
+                            </button>
+                            <button contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="roundedRect" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="fYW-iZ-WBg">
+                                <rect key="frame" x="160" y="488" width="80" height="80"/>
+                                <color key="backgroundColor" white="0.66666666666666663" alpha="1" colorSpace="calibratedWhite"/>
+                                <constraints>
+                                    <constraint firstAttribute="width" secondItem="fYW-iZ-WBg" secondAttribute="height" multiplier="1:1" id="oi8-Wx-SBM"/>
+                                </constraints>
+                                <fontDescription key="fontDescription" type="system" pointSize="70"/>
+                                <color key="tintColor" white="0.0" alpha="1" colorSpace="calibratedWhite"/>
+                                <state key="normal" title=".">
+                                    <color key="titleShadowColor" white="0.5" alpha="1" colorSpace="calibratedWhite"/>
+                                </state>
+                            </button>
+                            <button contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="roundedRect" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="X6C-HN-QW9">
+                                <rect key="frame" x="0.0" y="488" width="160" height="80"/>
+                                <color key="backgroundColor" white="0.66666666666666663" alpha="1" colorSpace="calibratedWhite"/>
+                                <constraints>
+                                    <constraint firstAttribute="width" secondItem="X6C-HN-QW9" secondAttribute="height" multiplier="2:1" id="Mh5-pN-KV4"/>
+                                </constraints>
+                                <fontDescription key="fontDescription" type="system" pointSize="70"/>
+                                <color key="tintColor" white="0.0" alpha="1" colorSpace="calibratedWhite"/>
+                                <state key="normal" title="0">
+                                    <color key="titleShadowColor" white="0.5" alpha="1" colorSpace="calibratedWhite"/>
+                                </state>
+                            </button>
+                            <button contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="roundedRect" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="prS-ma-oED">
+                                <rect key="frame" x="240" y="408" width="80" height="80"/>
+                                <color key="backgroundColor" red="0.52156862749999999" green="0.74901960779999999" blue="0.1450980392" alpha="1" colorSpace="calibratedRGB"/>
+                                <constraints>
+                                    <constraint firstAttribute="width" secondItem="prS-ma-oED" secondAttribute="height" multiplier="1:1" id="Mkr-K3-1dB"/>
+                                </constraints>
+                                <fontDescription key="fontDescription" type="system" pointSize="70"/>
+                                <color key="tintColor" white="1" alpha="1" colorSpace="calibratedWhite"/>
+                                <state key="normal" title="+">
+                                    <color key="titleShadowColor" white="0.5" alpha="1" colorSpace="calibratedWhite"/>
+                                </state>
+                            </button>
+                            <button contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="roundedRect" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="rUw-vf-PNm">
+                                <rect key="frame" x="0.0" y="328" width="80" height="80"/>
+                                <color key="backgroundColor" white="0.66666666666666663" alpha="1" colorSpace="calibratedWhite"/>
+                                <constraints>
+                                    <constraint firstAttribute="width" secondItem="rUw-vf-PNm" secondAttribute="height" multiplier="1:1" id="yT2-fN-joy"/>
+                                </constraints>
+                                <fontDescription key="fontDescription" type="system" pointSize="70"/>
+                                <color key="tintColor" white="0.0" alpha="1" colorSpace="calibratedWhite"/>
+                                <state key="normal" title="4">
+                                    <color key="titleShadowColor" white="0.5" alpha="1" colorSpace="calibratedWhite"/>
+                                </state>
+                            </button>
+                            <button contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="roundedRect" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="rK2-wv-Lxq">
+                                <rect key="frame" x="80" y="328" width="80" height="80"/>
+                                <color key="backgroundColor" white="0.66666666666666663" alpha="1" colorSpace="calibratedWhite"/>
+                                <constraints>
+                                    <constraint firstAttribute="width" secondItem="rK2-wv-Lxq" secondAttribute="height" multiplier="1:1" id="mct-ej-iGY"/>
+                                </constraints>
+                                <fontDescription key="fontDescription" type="system" pointSize="70"/>
+                                <color key="tintColor" white="0.0" alpha="1" colorSpace="calibratedWhite"/>
+                                <state key="normal" title="5">
+                                    <color key="titleShadowColor" white="0.5" alpha="1" colorSpace="calibratedWhite"/>
+                                </state>
+                            </button>
+                            <button contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="roundedRect" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="hyZ-GS-b4n">
+                                <rect key="frame" x="240" y="328" width="80" height="80"/>
+                                <color key="backgroundColor" red="0.52156862749999999" green="0.74901960779999999" blue="0.1450980392" alpha="1" colorSpace="calibratedRGB"/>
+                                <constraints>
+                                    <constraint firstAttribute="width" secondItem="hyZ-GS-b4n" secondAttribute="height" multiplier="1:1" id="Tfu-Rf-5Xe"/>
+                                </constraints>
+                                <fontDescription key="fontDescription" type="system" pointSize="70"/>
+                                <color key="tintColor" white="1" alpha="1" colorSpace="calibratedWhite"/>
+                                <state key="normal" title="-">
+                                    <color key="titleShadowColor" white="0.5" alpha="1" colorSpace="calibratedWhite"/>
+                                </state>
+                            </button>
+                            <button contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="roundedRect" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="w1G-BD-RaP">
+                                <rect key="frame" x="0.0" y="248" width="80" height="80"/>
+                                <color key="backgroundColor" white="0.66666666666666663" alpha="1" colorSpace="calibratedWhite"/>
+                                <constraints>
+                                    <constraint firstAttribute="width" secondItem="w1G-BD-RaP" secondAttribute="height" multiplier="1:1" id="5a5-Su-6yU"/>
+                                </constraints>
+                                <fontDescription key="fontDescription" type="system" pointSize="70"/>
+                                <color key="tintColor" white="0.0" alpha="1" colorSpace="calibratedWhite"/>
+                                <state key="normal" title="7">
+                                    <color key="titleShadowColor" white="0.5" alpha="1" colorSpace="calibratedWhite"/>
+                                </state>
+                            </button>
+                            <button contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="roundedRect" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="JfU-gs-Rj1">
+                                <rect key="frame" x="80" y="248" width="80" height="80"/>
+                                <color key="backgroundColor" white="0.66666666666666663" alpha="1" colorSpace="calibratedWhite"/>
+                                <constraints>
+                                    <constraint firstAttribute="width" secondItem="JfU-gs-Rj1" secondAttribute="height" multiplier="1:1" id="i3P-4o-97z"/>
+                                </constraints>
+                                <fontDescription key="fontDescription" type="system" pointSize="70"/>
+                                <color key="tintColor" white="0.0" alpha="1" colorSpace="calibratedWhite"/>
+                                <state key="normal" title="8">
+                                    <color key="titleShadowColor" white="0.5" alpha="1" colorSpace="calibratedWhite"/>
+                                </state>
+                            </button>
+                            <button contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="roundedRect" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="ScB-JD-pYD">
+                                <rect key="frame" x="160" y="248" width="80" height="80"/>
+                                <color key="backgroundColor" white="0.66666666666666663" alpha="1" colorSpace="calibratedWhite"/>
+                                <constraints>
+                                    <constraint firstAttribute="width" secondItem="ScB-JD-pYD" secondAttribute="height" multiplier="1:1" id="VEO-yW-uqL"/>
+                                </constraints>
+                                <fontDescription key="fontDescription" type="system" pointSize="70"/>
+                                <color key="tintColor" white="0.0" alpha="1" colorSpace="calibratedWhite"/>
+                                <state key="normal" title="9">
+                                    <color key="titleShadowColor" white="0.5" alpha="1" colorSpace="calibratedWhite"/>
+                                </state>
+                            </button>
+                            <button contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="roundedRect" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="Lef-oq-6tF">
+                                <rect key="frame" x="240" y="248" width="80" height="80"/>
+                                <color key="backgroundColor" red="0.52156862749999999" green="0.74901960779999999" blue="0.1450980392" alpha="1" colorSpace="calibratedRGB"/>
+                                <constraints>
+                                    <constraint firstAttribute="width" secondItem="Lef-oq-6tF" secondAttribute="height" multiplier="1:1" id="QC5-C7-JdQ"/>
+                                </constraints>
+                                <fontDescription key="fontDescription" type="system" pointSize="70"/>
+                                <color key="tintColor" white="1" alpha="1" colorSpace="calibratedWhite"/>
+                                <state key="normal" title="X">
+                                    <color key="titleShadowColor" white="0.5" alpha="1" colorSpace="calibratedWhite"/>
+                                </state>
+                            </button>
+                            <button contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="roundedRect" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="ood-rP-hyC">
+                                <rect key="frame" x="80" y="168" width="80" height="80"/>
+                                <color key="backgroundColor" white="0.66666666666666663" alpha="1" colorSpace="calibratedWhite"/>
+                                <constraints>
+                                    <constraint firstAttribute="width" secondItem="ood-rP-hyC" secondAttribute="height" multiplier="1:1" id="WY5-BL-7rX"/>
+                                </constraints>
+                                <fontDescription key="fontDescription" type="system" pointSize="38"/>
+                                <color key="tintColor" white="0.0" alpha="1" colorSpace="calibratedWhite"/>
+                                <state key="normal" title="+/-">
+                                    <color key="titleShadowColor" white="0.5" alpha="1" colorSpace="calibratedWhite"/>
+                                </state>
+                            </button>
+                            <button contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="roundedRect" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="Bck-k4-Rnw">
+                                <rect key="frame" x="160" y="168" width="80" height="80"/>
+                                <color key="backgroundColor" white="0.66666666666666663" alpha="1" colorSpace="calibratedWhite"/>
+                                <constraints>
+                                    <constraint firstAttribute="width" secondItem="Bck-k4-Rnw" secondAttribute="height" multiplier="1:1" id="spz-fS-4Ph"/>
+                                </constraints>
+                                <fontDescription key="fontDescription" type="system" pointSize="38"/>
+                                <color key="tintColor" white="0.0" alpha="1" colorSpace="calibratedWhite"/>
+                                <state key="normal" title="%">
+                                    <color key="titleShadowColor" white="0.5" alpha="1" colorSpace="calibratedWhite"/>
+                                </state>
+                            </button>
+                            <button contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="roundedRect" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="6Od-LO-GKb">
+                                <rect key="frame" x="240" y="168" width="80" height="80"/>
+                                <color key="backgroundColor" red="0.52156862749999999" green="0.74901960779999999" blue="0.1450980392" alpha="1" colorSpace="calibratedRGB"/>
+                                <constraints>
+                                    <constraint firstAttribute="width" secondItem="6Od-LO-GKb" secondAttribute="height" multiplier="1:1" id="xZg-E7-mcs"/>
+                                </constraints>
+                                <fontDescription key="fontDescription" type="system" pointSize="70"/>
+                                <color key="tintColor" white="1" alpha="1" colorSpace="calibratedWhite"/>
+                                <state key="normal" title="/">
+                                    <color key="titleShadowColor" white="0.5" alpha="1" colorSpace="calibratedWhite"/>
+                                </state>
+                            </button>
+                            <button contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="roundedRect" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="dCG-4D-hbZ">
+                                <rect key="frame" x="160" y="328" width="80" height="80"/>
+                                <color key="backgroundColor" white="0.66666666666666663" alpha="1" colorSpace="calibratedWhite"/>
+                                <constraints>
+                                    <constraint firstAttribute="width" secondItem="dCG-4D-hbZ" secondAttribute="height" multiplier="1:1" id="cBD-Pp-Jbd"/>
+                                </constraints>
+                                <fontDescription key="fontDescription" type="system" pointSize="70"/>
+                                <color key="tintColor" white="0.0" alpha="1" colorSpace="calibratedWhite"/>
+                                <state key="normal" title="6">
+                                    <color key="titleShadowColor" white="0.5" alpha="1" colorSpace="calibratedWhite"/>
+                                </state>
+                            </button>
+                            <button contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="roundedRect" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="rNb-Ii-Dre">
+                                <rect key="frame" x="0.0" y="168" width="80" height="80"/>
+                                <color key="backgroundColor" white="0.66666666666666663" alpha="1" colorSpace="calibratedWhite"/>
+                                <constraints>
+                                    <constraint firstAttribute="width" secondItem="rNb-Ii-Dre" secondAttribute="height" multiplier="1:1" id="sej-2C-PGC"/>
+                                </constraints>
+                                <fontDescription key="fontDescription" type="system" pointSize="42"/>
+                                <color key="tintColor" white="0.0" alpha="1" colorSpace="calibratedWhite"/>
+                                <state key="normal" title="AC">
+                                    <color key="titleShadowColor" white="0.5" alpha="1" colorSpace="calibratedWhite"/>
+                                </state>
+                            </button>
+                            <label opaque="NO" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" text="0" textAlignment="right" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" translatesAutoresizingMaskIntoConstraints="NO" id="xws-I8-RiJ">
+                                <rect key="frame" x="16" y="92" width="288" height="68"/>
+                                <color key="backgroundColor" red="0.98039215690000003" green="0.91372549020000005" blue="0.87058823529999996" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
+                                <fontDescription key="fontDescription" type="system" pointSize="42"/>
+                                <color key="textColor" red="0.0" green="0.0" blue="0.0" alpha="1" colorSpace="calibratedRGB"/>
+                                <nil key="highlightedColor"/>
+                            </label>
+                            <label opaque="NO" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" text="" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" translatesAutoresizingMaskIntoConstraints="NO" id="YZh-2c-lxk">
+                                <rect key="frame" x="16" y="72" width="288" height="21"/>
+                                <color key="backgroundColor" red="0.98039215690000003" green="0.91372549020000005" blue="0.87058823529999996" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
+                                <constraints>
+                                    <constraint firstAttribute="height" constant="21" id="Tno-m0-igg"/>
+                                </constraints>
+                                <fontDescription key="fontDescription" type="system" pointSize="17"/>
+                                <color key="textColor" red="0.0" green="0.0" blue="0.0" alpha="1" colorSpace="calibratedRGB"/>
+                                <nil key="highlightedColor"/>
+                            </label>
+                        </subviews>
+                        <color key="backgroundColor" white="0.66666666666666663" alpha="1" colorSpace="calibratedWhite"/>
+                        <constraints>
+                            <constraint firstItem="prS-ma-oED" firstAttribute="top" secondItem="hyZ-GS-b4n" secondAttribute="bottom" id="19F-YX-RbU"/>
+                            <constraint firstItem="X6C-HN-QW9" firstAttribute="width" secondItem="2aB-zX-D0f" secondAttribute="width" multiplier="0.5" id="1Xi-1J-6MR"/>
+                            <constraint firstItem="hyZ-GS-b4n" firstAttribute="leading" secondItem="dCG-4D-hbZ" secondAttribute="trailing" id="3SH-H5-ZCs"/>
+                            <constraint firstItem="Lef-oq-6tF" firstAttribute="width" secondItem="2aB-zX-D0f" secondAttribute="width" multiplier="0.25" id="5y5-DV-EXv"/>
+                            <constraint firstItem="rNb-Ii-Dre" firstAttribute="width" secondItem="2aB-zX-D0f" secondAttribute="width" multiplier="0.25" id="6UO-b4-URv"/>
+                            <constraint firstItem="bkK-oc-Yvj" firstAttribute="leading" secondItem="CVO-3I-Mh2" secondAttribute="trailing" id="7k3-BL-prQ"/>
+                            <constraint firstItem="cEb-GT-XMg" firstAttribute="leading" secondItem="2aB-zX-D0f" secondAttribute="leadingMargin" constant="-16" id="8l6-De-dbE"/>
+                            <constraint firstItem="xws-I8-RiJ" firstAttribute="top" secondItem="BGU-Fc-pLc" secondAttribute="bottom" constant="28" id="9PT-aA-C9h"/>
+                            <constraint firstItem="CVO-3I-Mh2" firstAttribute="top" secondItem="rK2-wv-Lxq" secondAttribute="bottom" id="A2X-8X-HfS"/>
+                            <constraint firstItem="xws-I8-RiJ" firstAttribute="leading" secondItem="2aB-zX-D0f" secondAttribute="leadingMargin" id="AAa-aA-FH3"/>
+                            <constraint firstItem="JfU-gs-Rj1" firstAttribute="leading" secondItem="w1G-BD-RaP" secondAttribute="trailing" id="BUu-IH-pV4"/>
+                            <constraint firstAttribute="width" secondItem="rUw-vf-PNm" secondAttribute="width" multiplier="4" id="Bg7-VX-Rb5"/>
+                            <constraint firstItem="rK2-wv-Lxq" firstAttribute="top" secondItem="JfU-gs-Rj1" secondAttribute="bottom" id="E1x-RJ-fD8"/>
+                            <constraint firstItem="JfU-gs-Rj1" firstAttribute="width" secondItem="2aB-zX-D0f" secondAttribute="width" multiplier="0.25" id="EWv-rO-Qi1"/>
+                            <constraint firstItem="CVO-3I-Mh2" firstAttribute="width" secondItem="2aB-zX-D0f" secondAttribute="width" multiplier="0.25" id="Edo-hk-4ts"/>
+                            <constraint firstItem="ScB-JD-pYD" firstAttribute="top" secondItem="Bck-k4-Rnw" secondAttribute="bottom" id="O8r-r6-AI5"/>
+                            <constraint firstAttribute="width" secondItem="ScB-JD-pYD" secondAttribute="width" multiplier="4" id="Of5-GX-yeW"/>
+                            <constraint firstAttribute="trailingMargin" secondItem="prS-ma-oED" secondAttribute="trailing" constant="-16" id="QeY-5T-xfi"/>
+                            <constraint firstAttribute="width" secondItem="w1G-BD-RaP" secondAttribute="width" multiplier="4" id="VsK-xG-FcO"/>
+                            <constraint firstItem="LFx-RC-K1L" firstAttribute="top" secondItem="2nU-2T-o0z" secondAttribute="bottom" id="Wbg-YM-ePH"/>
+                            <constraint firstItem="fYW-iZ-WBg" firstAttribute="leading" secondItem="X6C-HN-QW9" secondAttribute="trailing" id="XRz-eE-prF"/>
+                            <constraint firstItem="Lef-oq-6tF" firstAttribute="leading" secondItem="ScB-JD-pYD" secondAttribute="trailing" id="Xhj-hj-xlv"/>
+                            <constraint firstItem="2nU-2T-o0z" firstAttribute="top" secondItem="prS-ma-oED" secondAttribute="bottom" id="YT3-we-hDa"/>
+                            <constraint firstAttribute="trailingMargin" secondItem="Lef-oq-6tF" secondAttribute="trailing" constant="-16" id="YVe-zZ-rpJ"/>
+                            <constraint firstAttribute="trailingMargin" secondItem="6Od-LO-GKb" secondAttribute="trailing" constant="-16" id="YYt-hC-gKN"/>
+                            <constraint firstItem="hyZ-GS-b4n" firstAttribute="top" secondItem="Lef-oq-6tF" secondAttribute="bottom" id="YxH-Sz-wBK"/>
+                            <constraint firstItem="ood-rP-hyC" firstAttribute="leading" secondItem="rNb-Ii-Dre" secondAttribute="trailing" id="Yxb-GB-vCh"/>
+                            <constraint firstItem="bkK-oc-Yvj" firstAttribute="width" secondItem="2aB-zX-D0f" secondAttribute="width" multiplier="0.25" id="Ze1-tk-JnN"/>
+                            <constraint firstAttribute="width" secondItem="fYW-iZ-WBg" secondAttribute="width" multiplier="4" constant="1" id="aiA-Up-lJm"/>
+                            <constraint firstItem="6Od-LO-GKb" firstAttribute="leading" secondItem="Bck-k4-Rnw" secondAttribute="trailing" id="c0U-9F-UVE"/>
+                            <constraint firstItem="YZh-2c-lxk" firstAttribute="top" secondItem="BGU-Fc-pLc" secondAttribute="bottom" constant="8" symbolic="YES" id="c2C-vt-O44"/>
+                            <constraint firstItem="w1G-BD-RaP" firstAttribute="top" secondItem="rNb-Ii-Dre" secondAttribute="bottom" id="cYd-Hw-gZi"/>
+                            <constraint firstItem="JfU-gs-Rj1" firstAttribute="top" secondItem="ood-rP-hyC" secondAttribute="bottom" id="dCo-4f-e20"/>
+                            <constraint firstItem="ood-rP-hyC" firstAttribute="width" secondItem="2aB-zX-D0f" secondAttribute="width" multiplier="0.25" id="dOo-b9-A1C"/>
+                            <constraint firstItem="YZh-2c-lxk" firstAttribute="leading" secondItem="xws-I8-RiJ" secondAttribute="leading" id="fEF-N8-P6d"/>
+                            <constraint firstItem="w1G-BD-RaP" firstAttribute="leading" secondItem="2aB-zX-D0f" secondAttribute="leadingMargin" constant="-16" id="fSF-8a-U5j"/>
+                            <constraint firstItem="X6C-HN-QW9" firstAttribute="leading" secondItem="2aB-zX-D0f" secondAttribute="leadingMargin" constant="-16" id="fgg-RT-xp8"/>
+                            <constraint firstItem="rNb-Ii-Dre" firstAttribute="top" secondItem="xws-I8-RiJ" secondAttribute="bottom" constant="8" id="g0o-Ye-EJ6"/>
+                            <constraint firstAttribute="width" secondItem="2nU-2T-o0z" secondAttribute="width" multiplier="4" constant="1" id="gLZ-iH-P1M"/>
+                            <constraint firstItem="rK2-wv-Lxq" firstAttribute="leading" secondItem="rUw-vf-PNm" secondAttribute="trailing" id="gZb-JV-S97"/>
+                            <constraint firstItem="rUw-vf-PNm" firstAttribute="top" secondItem="w1G-BD-RaP" secondAttribute="bottom" id="gmy-h3-c0P"/>
+                            <constraint firstAttribute="trailingMargin" secondItem="hyZ-GS-b4n" secondAttribute="trailing" constant="-16" id="hU6-SH-5Jd"/>
+                            <constraint firstItem="xws-I8-RiJ" firstAttribute="trailing" secondItem="2aB-zX-D0f" secondAttribute="trailingMargin" id="jPI-v2-MQO"/>
+                            <constraint firstAttribute="width" secondItem="hyZ-GS-b4n" secondAttribute="width" multiplier="4" id="jU8-UQ-CVh"/>
+                            <constraint firstItem="X6C-HN-QW9" firstAttribute="top" secondItem="cEb-GT-XMg" secondAttribute="bottom" id="kfz-93-2aV"/>
+                            <constraint firstItem="cEb-GT-XMg" firstAttribute="top" secondItem="rUw-vf-PNm" secondAttribute="bottom" id="lAe-vl-ibd"/>
+                            <constraint firstItem="Lef-oq-6tF" firstAttribute="top" secondItem="6Od-LO-GKb" secondAttribute="bottom" id="leB-OZ-sOB"/>
+                            <constraint firstItem="LFx-RC-K1L" firstAttribute="top" secondItem="X6C-HN-QW9" secondAttribute="bottom" id="mKH-O8-Rcn"/>
+                            <constraint firstItem="dCG-4D-hbZ" firstAttribute="top" secondItem="ScB-JD-pYD" secondAttribute="bottom" id="o9H-jI-OfN"/>
+                            <constraint firstItem="CVO-3I-Mh2" firstAttribute="leading" secondItem="cEb-GT-XMg" secondAttribute="trailing" id="pzB-qX-XDt"/>
+                            <constraint firstItem="rNb-Ii-Dre" firstAttribute="leading" secondItem="2aB-zX-D0f" secondAttribute="leadingMargin" constant="-16" id="rEG-5j-cKX"/>
+                            <constraint firstItem="dCG-4D-hbZ" firstAttribute="width" secondItem="2aB-zX-D0f" secondAttribute="width" multiplier="0.25" id="tIw-Wc-o5Y"/>
+                            <constraint firstItem="Bck-k4-Rnw" firstAttribute="width" secondItem="2aB-zX-D0f" secondAttribute="width" multiplier="0.25" id="u2H-CZ-AhP"/>
+                            <constraint firstItem="LFx-RC-K1L" firstAttribute="top" secondItem="fYW-iZ-WBg" secondAttribute="bottom" id="v5P-Ga-JLx"/>
+                            <constraint firstItem="cEb-GT-XMg" firstAttribute="width" secondItem="2aB-zX-D0f" secondAttribute="width" multiplier="0.25" id="vsj-Qb-St6"/>
+                            <constraint firstAttribute="trailingMargin" secondItem="2nU-2T-o0z" secondAttribute="trailing" constant="-16" id="wJb-zH-Ld3"/>
+                            <constraint firstAttribute="width" secondItem="6Od-LO-GKb" secondAttribute="width" multiplier="4" id="wb6-ee-SbK"/>
+                            <constraint firstItem="fYW-iZ-WBg" firstAttribute="top" secondItem="bkK-oc-Yvj" secondAttribute="bottom" id="wql-9W-wt1"/>
+                            <constraint firstItem="rK2-wv-Lxq" firstAttribute="width" secondItem="2aB-zX-D0f" secondAttribute="width" multiplier="0.25" id="x9Z-go-ezU"/>
+                            <constraint firstItem="X6C-HN-QW9" firstAttribute="top" secondItem="CVO-3I-Mh2" secondAttribute="bottom" id="xJN-iL-mp3"/>
+                            <constraint firstItem="bkK-oc-Yvj" firstAttribute="top" secondItem="dCG-4D-hbZ" secondAttribute="bottom" id="xSQ-kM-i0y"/>
+                            <constraint firstItem="rUw-vf-PNm" firstAttribute="leading" secondItem="2aB-zX-D0f" secondAttribute="leadingMargin" constant="-16" id="xtL-Oh-5l2"/>
+                            <constraint firstItem="prS-ma-oED" firstAttribute="width" secondItem="2aB-zX-D0f" secondAttribute="width" multiplier="0.25" id="y31-8t-Nvu"/>
+                            <constraint firstItem="YZh-2c-lxk" firstAttribute="trailing" secondItem="xws-I8-RiJ" secondAttribute="trailing" id="zjQ-8H-XyV"/>
+                        </constraints>
+                    </view>
+                    <navigationItem key="navigationItem" title="Calculator" id="f5N-0y-Z8w"/>
+                    <connections>
+                        <outlet property="allClearButton" destination="rNb-Ii-Dre" id="4s2-ak-hmP"/>
+                        <outlet property="changeSignButton" destination="ood-rP-hyC" id="DVh-Lx-YA6"/>
+                        <outlet property="divideButton" destination="6Od-LO-GKb" id="TJl-SF-xDG"/>
+                        <outlet property="dotButton" destination="fYW-iZ-WBg" id="8gh-Bh-xnH"/>
+                        <outlet property="eightButton" destination="JfU-gs-Rj1" id="lfN-Lb-3rB"/>
+                        <outlet property="equalButton" destination="2nU-2T-o0z" id="d5s-aq-IZb"/>
+                        <outlet property="fiveButton" destination="rK2-wv-Lxq" id="97z-os-7bw"/>
+                        <outlet property="fourButton" destination="rUw-vf-PNm" id="7xg-NF-12b"/>
+                        <outlet property="lastSignLabel" destination="YZh-2c-lxk" id="9eW-Xe-JWt"/>
+                        <outlet property="minusButton" destination="hyZ-GS-b4n" id="hg4-5p-4PH"/>
+                        <outlet property="moduleButton" destination="Bck-k4-Rnw" id="z1w-Pd-w0J"/>
+                        <outlet property="multiplyButton" destination="Lef-oq-6tF" id="LJ7-bN-1Ok"/>
+                        <outlet property="nineButton" destination="ScB-JD-pYD" id="qEp-ke-pJD"/>
+                        <outlet property="oneButton" destination="cEb-GT-XMg" id="7ND-Jm-7he"/>
+                        <outlet property="plusButton" destination="prS-ma-oED" id="wsH-hh-cHi"/>
+                        <outlet property="resultLabel" destination="xws-I8-RiJ" id="X21-5l-a8h"/>
+                        <outlet property="sevenButton" destination="w1G-BD-RaP" id="vbU-5M-YfS"/>
+                        <outlet property="sixButton" destination="dCG-4D-hbZ" id="i6m-PM-MEL"/>
+                        <outlet property="threeButton" destination="bkK-oc-Yvj" id="jWX-5p-rc3"/>
+                        <outlet property="twoButton" destination="CVO-3I-Mh2" id="HdU-aP-840"/>
+                        <outlet property="zeroButton" destination="X6C-HN-QW9" id="Jy2-qg-wIn"/>
+                    </connections>
+                </viewController>
+                <placeholder placeholderIdentifier="IBFirstResponder" id="Hlb-0U-7wp" sceneMemberID="firstResponder"/>
+            </objects>
+            <point key="canvasLocation" x="151" y="1657"/>
+        </scene>
     </scenes>
     <simulatedMetricsContainer key="defaultSimulatedMetrics">
         <simulatedStatusBarMetrics key="statusBar"/>