67.39% is the change from 460 to 770
Calculation steps:
[( 770 - 460 ) ÷ 460] x 100 = 67.39%
Formula
Percentage change = [(770 - 460) / 460] x 100
Subtract the new number by the original number
770 - 460 = 310
310 ÷ 460 = 0.6739130434782609
0.6739130434782609 x 100 = 67.39%