Divide and Multiply Now you divide the change by the initial total. Write down these values. Step 1 Write down the starting value and end value.
For example if your total revenue in 2019 was 100000 and your total revenue in 2018 was 85000 subtract 85000 from 100000 for a difference of 15000.
Since zero is equal to zero each of the 0s you added together contributed to the sum equally. If you wish to calculate the percentage increase or decrease of several numbers then we recommend using the first formula. 025 100 25 change. This is the end valueStep 2 Find the size of the increase.