21.13% is the change from 497 to 602
Calculation steps:
[( 602 - 497 ) ÷ 497] x 100 = 21.13%
Formula
Percentage change = [(602 - 497) / 497] x 100
Subtract the new number by the original number
602 - 497 = 105
105 ÷ 497 = 0.2112676056338028
0.2112676056338028 x 100 = 21.13%