24.1% is the change from 502 to 623
Calculation steps:
[( 623 - 502 ) ÷ 502] x 100 = 24.1%
Formula
Percentage change = [(623 - 502) / 502] x 100
Subtract the new number by the original number
623 - 502 = 121
121 ÷ 502 = 0.2410358565737052
0.2410358565737052 x 100 = 24.1%