-13.26% is the change from 958 to 831
Calculation steps:
[( 831 - 958 ) ÷ 958] x 100 = -13.26%
Formula
Percentage change = [(831 - 958) / 958] x 100
Subtract the new number by the original number
831 - 958 = -127
-127 ÷ 958 = -0.1325678496868476
-0.1325678496868476 x 100 = -13.26%