-10.56% is the change from 862 to 771
Calculation steps:
[( 771 - 862 ) ÷ 862] x 100 = -10.56%
Formula
Percentage change = [(771 - 862) / 862] x 100
Subtract the new number by the original number
771 - 862 = -91
-91 ÷ 862 = -0.10556844547563805
-0.10556844547563805 x 100 = -10.56%