-82.97% is the change from 957 to 163
Calculation steps:
[( 163 - 957 ) ÷ 957] x 100 = -82.97%
Formula
Percentage change = [(163 - 957) / 957] x 100
Subtract the new number by the original number
163 - 957 = -794
-794 ÷ 957 = -0.8296760710553814
-0.8296760710553814 x 100 = -82.97%