31.73% is the change from 457 to 602
Calculation steps:
[( 602 - 457 ) ÷ 457] x 100 = 31.73%
Formula
Percentage change = [(602 - 457) / 457] x 100
Subtract the new number by the original number
602 - 457 = 145
145 ÷ 457 = 0.3172866520787746
0.3172866520787746 x 100 = 31.73%