336.96% is the change from 138 to 603
Calculation steps:
[( 603 - 138 ) ÷ 138] x 100 = 336.96%
Formula
Percentage change = [(603 - 138) / 138] x 100
Subtract the new number by the original number
603 - 138 = 465
465 ÷ 138 = 3.369565217391304
3.369565217391304 x 100 = 336.96%