30.79% is the change from 328 to 429
Calculation steps:
[( 429 - 328 ) ÷ 328] x 100 = 30.79%
Formula
Percentage change = [(429 - 328) / 328] x 100
Subtract the new number by the original number
429 - 328 = 101
101 ÷ 328 = 0.3079268292682927
0.3079268292682927 x 100 = 30.79%