-11.65% is the change from 970 to 857
Calculation steps:
[( 857 - 970 ) ÷ 970] x 100 = -11.65%
Formula
Percentage change = [(857 - 970) / 970] x 100
Subtract the new number by the original number
857 - 970 = -113
-113 ÷ 970 = -0.11649484536082474
-0.11649484536082474 x 100 = -11.65%