69.57% is the change from 460 to 780
Calculation steps:
[( 780 - 460 ) ÷ 460] x 100 = 69.57%
Formula
Percentage change = [(780 - 460) / 460] x 100
Subtract the new number by the original number
780 - 460 = 320
320 ÷ 460 = 0.6956521739130435
0.6956521739130435 x 100 = 69.57%