-69.37% is the change from 702 to 215
Calculation steps:
[( 215 - 702 ) ÷ 702] x 100 = -69.37%
Formula
Percentage change = [(215 - 702) / 702] x 100
Subtract the new number by the original number
215 - 702 = -487
-487 ÷ 702 = -0.6937321937321937
-0.6937321937321937 x 100 = -69.37%