1) Request you to post a question which some meaningful subject so that it would help others while searching.
2) If you can provide some more information, I am sure you will get good/correct answer, as your question is similar to many questions covered more than 100 times in QlikCommunity.
Happy Qliking !
May be something like this?
Here the bar is the difference in dollar terms and Difference % is the % change from last year. Expressions for them are:
Difference %: =Sum(Sales)/Above(Sum(Sales)) - 1
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