-81.79% is the change from 862 to 157
Calculation steps:
[( 157 - 862 ) ÷ 862] x 100 = -81.79%
Formula
Percentage change = [(157 - 862) / 862] x 100
Subtract the new number by the original number
157 - 862 = -705
-705 ÷ 862 = -0.8178654292343387
-0.8178654292343387 x 100 = -81.79%