Multiply that by 100 and youll have the revenue percentage change between the two periods. Subtract Year 1 revenue from Year X revenue which in this case is Year 2 revenue. Apples operating profit margin 71230 233715 305 Fitbits operating profit margin 3107.
For gross profit gross margin percentage and mark up percentage see the Margin Calculator.
Why does it matter. The difference is 50. For gross profit gross margin percentage and mark up percentage see the Margin Calculator. 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.