251.09% is the change from 137 to 481
Calculation steps:
[( 481 - 137 ) ÷ 137] x 100 = 251.09%
Formula
Percentage change = [(481 - 137) / 137] x 100
Subtract the new number by the original number
481 - 137 = 344
344 ÷ 137 = 2.510948905109489
2.510948905109489 x 100 = 251.09%