30.18% is the change from 454 to 591
Calculation steps:
[( 591 - 454 ) ÷ 454] x 100 = 30.18%
Formula
Percentage change = [(591 - 454) / 454] x 100
Subtract the new number by the original number
591 - 454 = 137
137 ÷ 454 = 0.30176211453744495
0.30176211453744495 x 100 = 30.18%