-10.54% is the change from 958 to 857
Calculation steps:
[( 857 - 958 ) ÷ 958] x 100 = -10.54%
Formula
Percentage change = [(857 - 958) / 958] x 100
Subtract the new number by the original number
857 - 958 = -101
-101 ÷ 958 = -0.10542797494780794
-0.10542797494780794 x 100 = -10.54%