-12.6% is the change from 881 to 770
Calculation steps:
[( 770 - 881 ) ÷ 881] x 100 = -12.6%
Formula
Percentage change = [(770 - 881) / 881] x 100
Subtract the new number by the original number
770 - 881 = -111
-111 ÷ 881 = -0.12599318955732122
-0.12599318955732122 x 100 = -12.6%