-85.78% is the change from 872 to 124
Calculation steps:
[( 124 - 872 ) ÷ 872] x 100 = -85.78%
Formula
Percentage change = [(124 - 872) / 872] x 100
Subtract the new number by the original number
124 - 872 = -748
-748 ÷ 872 = -0.8577981651376146
-0.8577981651376146 x 100 = -85.78%