DAX Variables in PowerBI-Subtracting Prior Value from Current Value of a Column

DAX Variables in PowerBI-Subtracting Prior Value from Current Value of a Column

My Friend got a Scenario where he was asked to subtract the prior value from the current value of the column. I helped him by finding the Solution on the Microsoft community I did not find the correct solution on it. I have prepared the demo for describing the solution for the problem “Subtracting Prior Value from…