48.8% is the change from 502 to 747
Calculation steps:
[( 747 - 502 ) ÷ 502] x 100 = 48.8%
Formula
Percentage change = [(747 - 502) / 502] x 100
Subtract the new number by the original number
747 - 502 = 245
245 ÷ 502 = 0.48804780876494025
0.48804780876494025 x 100 = 48.8%