-81.76% is the change from 877 to 160
Calculation steps:
[( 160 - 877 ) ÷ 877] x 100 = -81.76%
Formula
Percentage change = [(160 - 877) / 877] x 100
Subtract the new number by the original number
160 - 877 = -717
-717 ÷ 877 = -0.8175598631698974
-0.8175598631698974 x 100 = -81.76%