-81.29% is the change from 139 to 26
Calculation steps:
[( 26 - 139 ) ÷ 139] x 100 = -81.29%
Formula
Percentage change = [(26 - 139) / 139] x 100
Subtract the new number by the original number
26 - 139 = -113
-113 ÷ 139 = -0.8129496402877698
-0.8129496402877698 x 100 = -81.29%