134.76% is the change from 328 to 770
Calculation steps:
[( 770 - 328 ) ÷ 328] x 100 = 134.76%
Formula
Percentage change = [(770 - 328) / 328] x 100
Subtract the new number by the original number
770 - 328 = 442
442 ÷ 328 = 1.3475609756097562
1.3475609756097562 x 100 = 134.76%