25.1% is the change from 502 to 628
Calculation steps:
[( 628 - 502 ) ÷ 502] x 100 = 25.1%
Formula
Percentage change = [(628 - 502) / 502] x 100
Subtract the new number by the original number
628 - 502 = 126
126 ÷ 502 = 0.250996015936255
0.250996015936255 x 100 = 25.1%