75.91% is the change from 328 to 577
Calculation steps:
[( 577 - 328 ) ÷ 328] x 100 = 75.91%
Formula
Percentage change = [(577 - 328) / 328] x 100
Subtract the new number by the original number
577 - 328 = 249
249 ÷ 328 = 0.7591463414634146
0.7591463414634146 x 100 = 75.91%