94.16% is the change from 428 to 831
Calculation steps:
[( 831 - 428 ) ÷ 428] x 100 = 94.16%
Formula
Percentage change = [(831 - 428) / 428] x 100
Subtract the new number by the original number
831 - 428 = 403
403 ÷ 428 = 0.9415887850467289
0.9415887850467289 x 100 = 94.16%