34.19% is the change from 430 to 577
Calculation steps:
[( 577 - 430 ) ÷ 430] x 100 = 34.19%
Formula
Percentage change = [(577 - 430) / 430] x 100
Subtract the new number by the original number
577 - 430 = 147
147 ÷ 430 = 0.34186046511627904
0.34186046511627904 x 100 = 34.19%