-17.85% is the change from 958 to 787
Calculation steps:
[( 787 - 958 ) ÷ 958] x 100 = -17.85%
Formula
Percentage change = [(787 - 958) / 958] x 100
Subtract the new number by the original number
787 - 958 = -171
-171 ÷ 958 = -0.17849686847599164
-0.17849686847599164 x 100 = -17.85%