If you have already calculated the percentage change go to step 4. The percent change formula is used very often in Excel. Instead you first divide the final total by the initial total.
A percentage change is equal to the change in a given value.
In the division method you dont calculate change through subtraction. The percent change formula is used very often in Excel. Generally if you have two numbers a and b the percentage change from a to b is given by the formula. Percentage Change D V V 1 100.