-5.76% is the change from 139 to 131
Calculation steps:
[( 131 - 139 ) ÷ 139] x 100 = -5.76%
Formula
Percentage change = [(131 - 139) / 139] x 100
Subtract the new number by the original number
131 - 139 = -8
-8 ÷ 139 = -0.05755395683453238
-0.05755395683453238 x 100 = -5.76%