-82.39% is the change from 880 to 155
Calculation steps:
[( 155 - 880 ) ÷ 880] x 100 = -82.39%
Formula
Percentage change = [(155 - 880) / 880] x 100
Subtract the new number by the original number
155 - 880 = -725
-725 ÷ 880 = -0.8238636363636364
-0.8238636363636364 x 100 = -82.39%