45.02% is the change from 502 to 728
Calculation steps:
[( 728 - 502 ) ÷ 502] x 100 = 45.02%
Formula
Percentage change = [(728 - 502) / 502] x 100
Subtract the new number by the original number
728 - 502 = 226
226 ÷ 502 = 0.450199203187251
0.450199203187251 x 100 = 45.02%