diff --git a/powerapps-docs/maker/canvas-apps/working-with-variables.md b/powerapps-docs/maker/canvas-apps/working-with-variables.md
index ae0051ef86..264e247e34 100644
--- a/powerapps-docs/maker/canvas-apps/working-with-variables.md
+++ b/powerapps-docs/maker/canvas-apps/working-with-variables.md
@@ -297,15 +297,18 @@ Create an adding machine by using a collection:
**Clear( PaperTape )**
- 
+5. To display the running total of the adding app, **[Label](controls/control-text-box.md)** control and set its **[Text](controls/properties-core.md)** property to this formula:
- label.](media/working-with-variables/papertape-3.png)
+ **Sum( PaperTape, Value )**
+ 
+
6. To run the adding machine, press F5 to open Preview, enter numbers in the text-input control, and select buttons.
- 
+ 
-1. To return to the default workspace, select Esc.
+7. To return to the default workspace, select Esc.
8. To display the paper tape, insert a **Data table** control, and set its **[Items](controls/properties1. To see the values in your collection, do one of the following:
@@ -317,7 +320,7 @@ Create an adding machine by using a collection:
- If you're using the classic versionof Power Apps Studio, select **Collections** on the **File** menu.
-1. To store and get your collection, add two more button controls, and set their **Text** properties to **Load** and **Save**. Set the **OnSelect** property of the **Load** button to this formula:
+9. To store and get your collection, add two more button controls, and set their **Text** properties to **Load** and **Save**. Set the **OnSelect** property of the **Load** button to this formula:
**Clear( PaperTape ); LoadData( PaperTape, "StoredPaperTape", true )**
@@ -325,13 +328,13 @@ Create an adding machine by using a collection:

-11. Set the **OnSelect** property of the **Save** button to this formula:
+10. Set the **OnSelect** property of the **Save** button to this formula:
**SaveData( PaperTape, "StoredPaperTape" )**

-1. Preview again by selecting F5, enter numbers in the text input control, and select buttons. Select the **Save** button. Close and reload the app, and select the **Load** button to reload your collection.
+11. Preview again by selecting F5, enter numbers in the text input control, and select buttons. Select the **Save** button. Close and reload the app, and select the **Load** button to reload your collection.
> [!NOTE]
> **SaveData** and **LoadData** functions work in Power Apps Mobile but not Power Apps Studio or the web player for Power Apps.