-89.17% is the change from 785 to 85
Calculation steps:
[( 85 - 785 ) ÷ 785] x 100 = -89.17%
Formula
Percentage change = [(85 - 785) / 785] x 100
Subtract the new number by the original number
85 - 785 = -700
-700 ÷ 785 = -0.89171974522293
-0.89171974522293 x 100 = -89.17%