-84.31% is the change from 873 to 137
Calculation steps:
[( 137 - 873 ) ÷ 873] x 100 = -84.31%
Formula
Percentage change = [(137 - 873) / 873] x 100
Subtract the new number by the original number
137 - 873 = -736
-736 ÷ 873 = -0.843069873997709
-0.843069873997709 x 100 = -84.31%