18.59% is the change from 425 to 504
Calculation steps:
[( 504 - 425 ) ÷ 425] x 100 = 18.59%
Formula
Percentage change = [(504 - 425) / 425] x 100
Subtract the new number by the original number
504 - 425 = 79
79 ÷ 425 = 0.18588235294117647
0.18588235294117647 x 100 = 18.59%