-84.13% is the change from 863 to 137
Calculation steps:
[( 137 - 863 ) ÷ 863] x 100 = -84.13%
Formula
Percentage change = [(137 - 863) / 863] x 100
Subtract the new number by the original number
137 - 863 = -726
-726 ÷ 863 = -0.8412514484356894
-0.8412514484356894 x 100 = -84.13%