This article describes how to go from two tables...
...to a table that shows the difference between each corresponding cell:
Requirements
Two tables with matching rows and columns and a single statistic that you want to use for the calculation.
Method
1. Select your tables.
2. From the object inspector, copy the names from General > General > Name.
3. Select Calculation > Custom Code from the toolbar.
4. Click on the page to place the calculation.
5. In the R Code editor, add a line of code in the format of table1_name -
table2_name
Below is the code from this example that calculates the difference between the tables:
table.Q5.Brand.Image.this.wave - table.Q5.Brand.Image.last.wave
7. Select this output and go to Appearance > Appearance> Number format to adjust decimal places and add a percentage sign.