183.21% is the change from 137 to 388
Calculation steps:
[( 388 - 137 ) ÷ 137] x 100 = 183.21%
Formula
Percentage change = [(388 - 137) / 137] x 100
Subtract the new number by the original number
388 - 137 = 251
251 ÷ 137 = 1.832116788321168
1.832116788321168 x 100 = 183.21%