8.99% is the change from 456 to 497
Calculation steps:
[( 497 - 456 ) ÷ 456] x 100 = 8.99%
Formula
Percentage change = [(497 - 456) / 456] x 100
Subtract the new number by the original number
497 - 456 = 41
41 ÷ 456 = 0.08991228070175439
0.08991228070175439 x 100 = 8.99%