-10.55% is the change from 957 to 856
Calculation steps:
[( 856 - 957 ) ÷ 957] x 100 = -10.55%
Formula
Percentage change = [(856 - 957) / 957] x 100
Subtract the new number by the original number
856 - 957 = -101
-101 ÷ 957 = -0.10553814002089865
-0.10553814002089865 x 100 = -10.55%