58.84% is the change from 328 to 521
Calculation steps:
[( 521 - 328 ) ÷ 328] x 100 = 58.84%
Formula
Percentage change = [(521 - 328) / 328] x 100
Subtract the new number by the original number
521 - 328 = 193
193 ÷ 328 = 0.5884146341463414
0.5884146341463414 x 100 = 58.84%