-90.63% is the change from 907 to 85
Calculation steps:
[( 85 - 907 ) ÷ 907] x 100 = -90.63%
Formula
Percentage change = [(85 - 907) / 907] x 100
Subtract the new number by the original number
85 - 907 = -822
-822 ÷ 907 = -0.906284454244763
-0.906284454244763 x 100 = -90.63%