8.54% is the change from 328 to 356
Calculation steps:
[( 356 - 328 ) ÷ 328] x 100 = 8.54%
Formula
Percentage change = [(356 - 328) / 328] x 100
Subtract the new number by the original number
356 - 328 = 28
28 ÷ 328 = 0.08536585365853659
0.08536585365853659 x 100 = 8.54%