32.53% is the change from 455 to 603
Calculation steps:
[( 603 - 455 ) ÷ 455] x 100 = 32.53%
Formula
Percentage change = [(603 - 455) / 455] x 100
Subtract the new number by the original number
603 - 455 = 148
148 ÷ 455 = 0.3252747252747253
0.3252747252747253 x 100 = 32.53%