1% is the change from 499 to 504
Calculation steps:
[( 504 - 499 ) ÷ 499] x 100 = 1%
Formula
Percentage change = [(504 - 499) / 499] x 100
Subtract the new number by the original number
504 - 499 = 5
5 ÷ 499 = 0.01002004008016032
0.01002004008016032 x 100 = 1%