9.8% is the change from 459 to 504
Calculation steps:
[( 504 - 459 ) ÷ 459] x 100 = 9.8%
Formula
Percentage change = [(504 - 459) / 459] x 100
Subtract the new number by the original number
504 - 459 = 45
45 ÷ 459 = 0.09803921568627451
0.09803921568627451 x 100 = 9.8%