Welcome to Tableau Community. Check the attached file. Following are the process:-
- Go to Quick Table Calculation
- Go to Percentage Difference
- You can adjust this according to your requirement by using "Compute Using"
This may Help!
Next time attach some sample data of your requirement & when you will get your answer, just close the thread by click on correct answer option.
sample.twbx 16.0 KB
Thank you Prashant, I see your most active participant in answering and helping us.