51.22% is the change from 328 to 496
Calculation steps:
[( 496 - 328 ) ÷ 328] x 100 = 51.22%
Formula
Percentage change = [(496 - 328) / 328] x 100
Subtract the new number by the original number
496 - 328 = 168
168 ÷ 328 = 0.5121951219512195
0.5121951219512195 x 100 = 51.22%