-11.17% is the change from 877 to 779
Calculation steps:
[( 779 - 877 ) ÷ 877] x 100 = -11.17%
Formula
Percentage change = [(779 - 877) / 877] x 100
Subtract the new number by the original number
779 - 877 = -98
-98 ÷ 877 = -0.11174458380843785
-0.11174458380843785 x 100 = -11.17%