79.72% is the change from 434 to 780
Calculation steps:
[( 780 - 434 ) ÷ 434] x 100 = 79.72%
Formula
Percentage change = [(780 - 434) / 434] x 100
Subtract the new number by the original number
780 - 434 = 346
346 ÷ 434 = 0.7972350230414746
0.7972350230414746 x 100 = 79.72%