55.24% is the change from 496 to 770
Calculation steps:
[( 770 - 496 ) ÷ 496] x 100 = 55.24%
Formula
Percentage change = [(770 - 496) / 496] x 100
Subtract the new number by the original number
770 - 496 = 274
274 ÷ 496 = 0.5524193548387096
0.5524193548387096 x 100 = 55.24%