53.66% is the change from 328 to 504
Calculation steps:
[( 504 - 328 ) ÷ 328] x 100 = 53.66%
Formula
Percentage change = [(504 - 328) / 328] x 100
Subtract the new number by the original number
504 - 328 = 176
176 ÷ 328 = 0.5365853658536586
0.5365853658536586 x 100 = 53.66%