-12.43% is the change from 957 to 838
Calculation steps:
[( 838 - 957 ) ÷ 957] x 100 = -12.43%
Formula
Percentage change = [(838 - 957) / 957] x 100
Subtract the new number by the original number
838 - 957 = -119
-119 ÷ 957 = -0.12434691745036573
-0.12434691745036573 x 100 = -12.43%