16.39% is the change from 427 to 497
Calculation steps:
[( 497 - 427 ) ÷ 427] x 100 = 16.39%
Formula
Percentage change = [(497 - 427) / 427] x 100
Subtract the new number by the original number
497 - 427 = 70
70 ÷ 427 = 0.16393442622950818
0.16393442622950818 x 100 = 16.39%