138.34% is the change from 253 to 603
Calculation steps:
[( 603 - 253 ) ÷ 253] x 100 = 138.34%
Formula
Percentage change = [(603 - 253) / 253] x 100
Subtract the new number by the original number
603 - 253 = 350
350 ÷ 253 = 1.383399209486166
1.383399209486166 x 100 = 138.34%