-12.19% is the change from 976 to 857
Calculation steps:
[( 857 - 976 ) ÷ 976] x 100 = -12.19%
Formula
Percentage change = [(857 - 976) / 976] x 100
Subtract the new number by the original number
857 - 976 = -119
-119 ÷ 976 = -0.12192622950819672
-0.12192622950819672 x 100 = -12.19%