31.99% is the change from 497 to 656
Calculation steps:
[( 656 - 497 ) ÷ 497] x 100 = 31.99%
Formula
Percentage change = [(656 - 497) / 497] x 100
Subtract the new number by the original number
656 - 497 = 159
159 ÷ 497 = 0.3199195171026157
0.3199195171026157 x 100 = 31.99%