77.44% is the change from 328 to 582
Calculation steps:
[( 582 - 328 ) ÷ 328] x 100 = 77.44%
Formula
Percentage change = [(582 - 328) / 328] x 100
Subtract the new number by the original number
582 - 328 = 254
254 ÷ 328 = 0.774390243902439
0.774390243902439 x 100 = 77.44%