-88.89% is the change from 765 to 85
Calculation steps:
[( 85 - 765 ) ÷ 765] x 100 = -88.89%
Formula
Percentage change = [(85 - 765) / 765] x 100
Subtract the new number by the original number
85 - 765 = -680
-680 ÷ 765 = -0.8888888888888888
-0.8888888888888888 x 100 = -88.89%