8.97% is the change from 390 to 425
Calculation steps:
[( 425 - 390 ) ÷ 390] x 100 = 8.97%
Formula
Percentage change = [(425 - 390) / 390] x 100
Subtract the new number by the original number
425 - 390 = 35
35 ÷ 390 = 0.08974358974358974
0.08974358974358974 x 100 = 8.97%