63.83% is the change from 470 to 770
Calculation steps:
[( 770 - 470 ) ÷ 470] x 100 = 63.83%
Formula
Percentage change = [(770 - 470) / 470] x 100
Subtract the new number by the original number
770 - 470 = 300
300 ÷ 470 = 0.6382978723404256
0.6382978723404256 x 100 = 63.83%