-82.73% is the change from 139 to 24
Calculation steps:
[( 24 - 139 ) ÷ 139] x 100 = -82.73%
Formula
Percentage change = [(24 - 139) / 139] x 100
Subtract the new number by the original number
24 - 139 = -115
-115 ÷ 139 = -0.8273381294964028
-0.8273381294964028 x 100 = -82.73%