81.1% is the change from 328 to 594
Calculation steps:
[( 594 - 328 ) ÷ 328] x 100 = 81.1%
Formula
Percentage change = [(594 - 328) / 328] x 100
Subtract the new number by the original number
594 - 328 = 266
266 ÷ 328 = 0.8109756097560976
0.8109756097560976 x 100 = 81.1%