91.04% is the change from 424 to 810
Calculation steps:
[( 810 - 424 ) ÷ 424] x 100 = 91.04%
Formula
Percentage change = [(810 - 424) / 424] x 100
Subtract the new number by the original number
810 - 424 = 386
386 ÷ 424 = 0.910377358490566
0.910377358490566 x 100 = 91.04%