-85.79% is the change from 957 to 136
Calculation steps:
[( 136 - 957 ) ÷ 957] x 100 = -85.79%
Formula
Percentage change = [(136 - 957) / 957] x 100
Subtract the new number by the original number
136 - 957 = -821
-821 ÷ 957 = -0.857889237199582
-0.857889237199582 x 100 = -85.79%