39.8% is the change from 304 to 425
Calculation steps:
[( 425 - 304 ) ÷ 304] x 100 = 39.8%
Formula
Percentage change = [(425 - 304) / 304] x 100
Subtract the new number by the original number
425 - 304 = 121
121 ÷ 304 = 0.3980263157894737
0.3980263157894737 x 100 = 39.8%