34.61% is the change from 497 to 669
Calculation steps:
[( 669 - 497 ) ÷ 497] x 100 = 34.61%
Formula
Percentage change = [(669 - 497) / 497] x 100
Subtract the new number by the original number
669 - 497 = 172
172 ÷ 497 = 0.3460764587525151
0.3460764587525151 x 100 = 34.61%