77.24% is the change from 435 to 771
Calculation steps:
[( 771 - 435 ) ÷ 435] x 100 = 77.24%
Formula
Percentage change = [(771 - 435) / 435] x 100
Subtract the new number by the original number
771 - 435 = 336
336 ÷ 435 = 0.7724137931034483
0.7724137931034483 x 100 = 77.24%