85.61% is the change from 139 to 258
Calculation steps:
[( 258 - 139 ) ÷ 139] x 100 = 85.61%
Formula
Percentage change = [(258 - 139) / 139] x 100
Subtract the new number by the original number
258 - 139 = 119
119 ÷ 139 = 0.8561151079136691
0.8561151079136691 x 100 = 85.61%