-81.31% is the change from 872 to 163
Calculation steps:
[( 163 - 872 ) ÷ 872] x 100 = -81.31%
Formula
Percentage change = [(163 - 872) / 872] x 100
Subtract the new number by the original number
163 - 872 = -709
-709 ÷ 872 = -0.8130733944954128
-0.8130733944954128 x 100 = -81.31%