-86.96% is the change from 652 to 85
Calculation steps:
[( 85 - 652 ) ÷ 652] x 100 = -86.96%
Formula
Percentage change = [(85 - 652) / 652] x 100
Subtract the new number by the original number
85 - 652 = -567
-567 ÷ 652 = -0.8696319018404908
-0.8696319018404908 x 100 = -86.96%