30.7% is the change from 329 to 430
Calculation steps:
[( 430 - 329 ) ÷ 329] x 100 = 30.7%
Formula
Percentage change = [(430 - 329) / 329] x 100
Subtract the new number by the original number
430 - 329 = 101
101 ÷ 329 = 0.3069908814589666
0.3069908814589666 x 100 = 30.7%