22.59% is the change from 425 to 521
Calculation steps:
[( 521 - 425 ) ÷ 425] x 100 = 22.59%
Formula
Percentage change = [(521 - 425) / 425] x 100
Subtract the new number by the original number
521 - 425 = 96
96 ÷ 425 = 0.22588235294117648
0.22588235294117648 x 100 = 22.59%