97.12% is the change from 139 to 274
Calculation steps:
[( 274 - 139 ) ÷ 139] x 100 = 97.12%
Formula
Percentage change = [(274 - 139) / 139] x 100
Subtract the new number by the original number
274 - 139 = 135
135 ÷ 139 = 0.9712230215827338
0.9712230215827338 x 100 = 97.12%