91.98% is the change from 424 to 814
Calculation steps:
[( 814 - 424 ) ÷ 424] x 100 = 91.98%
Formula
Percentage change = [(814 - 424) / 424] x 100
Subtract the new number by the original number
814 - 424 = 390
390 ÷ 424 = 0.9198113207547169
0.9198113207547169 x 100 = 91.98%