-87.89% is the change from 702 to 85
Calculation steps:
[( 85 - 702 ) ÷ 702] x 100 = -87.89%
Formula
Percentage change = [(85 - 702) / 702] x 100
Subtract the new number by the original number
85 - 702 = -617
-617 ÷ 702 = -0.8789173789173789
-0.8789173789173789 x 100 = -87.89%