340.15% is the change from 137 to 603
Calculation steps:
[( 603 - 137 ) ÷ 137] x 100 = 340.15%
Formula
Percentage change = [(603 - 137) / 137] x 100
Subtract the new number by the original number
603 - 137 = 466
466 ÷ 137 = 3.4014598540145986
3.4014598540145986 x 100 = 340.15%