-82.78% is the change from 877 to 151
Calculation steps:
[( 151 - 877 ) ÷ 877] x 100 = -82.78%
Formula
Percentage change = [(151 - 877) / 877] x 100
Subtract the new number by the original number
151 - 877 = -726
-726 ÷ 877 = -0.8278221208665907
-0.8278221208665907 x 100 = -82.78%