16.12% is the change from 428 to 497
Calculation steps:
[( 497 - 428 ) ÷ 428] x 100 = 16.12%
Formula
Percentage change = [(497 - 428) / 428] x 100
Subtract the new number by the original number
497 - 428 = 69
69 ÷ 428 = 0.16121495327102803
0.16121495327102803 x 100 = 16.12%