37.8% is the change from 328 to 452
Calculation steps:
[( 452 - 328 ) ÷ 328] x 100 = 37.8%
Formula
Percentage change = [(452 - 328) / 328] x 100
Subtract the new number by the original number
452 - 328 = 124
124 ÷ 328 = 0.3780487804878049
0.3780487804878049 x 100 = 37.8%