38.3% is the change from 329 to 455
Calculation steps:
[( 455 - 329 ) ÷ 329] x 100 = 38.3%
Formula
Percentage change = [(455 - 329) / 329] x 100
Subtract the new number by the original number
455 - 329 = 126
126 ÷ 329 = 0.3829787234042553
0.3829787234042553 x 100 = 38.3%