124.82% is the change from 137 to 308
Calculation steps:
[( 308 - 137 ) ÷ 137] x 100 = 124.82%
Formula
Percentage change = [(308 - 137) / 137] x 100
Subtract the new number by the original number
308 - 137 = 171
171 ÷ 137 = 1.2481751824817517
1.2481751824817517 x 100 = 124.82%