29.5% is the change from 139 to 180
Calculation steps:
[( 180 - 139 ) ÷ 139] x 100 = 29.5%
Formula
Percentage change = [(180 - 139) / 139] x 100
Subtract the new number by the original number
180 - 139 = 41
41 ÷ 139 = 0.2949640287769784
0.2949640287769784 x 100 = 29.5%