-88.65% is the change from 872 to 99
Calculation steps:
[( 99 - 872 ) ÷ 872] x 100 = -88.65%
Formula
Percentage change = [(99 - 872) / 872] x 100
Subtract the new number by the original number
99 - 872 = -773
-773 ÷ 872 = -0.8864678899082569
-0.8864678899082569 x 100 = -88.65%