2.12% is the change from 425 to 434
Calculation steps:
[( 434 - 425 ) ÷ 425] x 100 = 2.12%
Formula
Percentage change = [(434 - 425) / 425] x 100
Subtract the new number by the original number
434 - 425 = 9
9 ÷ 425 = 0.021176470588235293
0.021176470588235293 x 100 = 2.12%