664.62% is the change from 65 to 497
Calculation steps:
[( 497 - 65 ) ÷ 65] x 100 = 664.62%
Formula
Percentage change = [(497 - 65) / 65] x 100
Subtract the new number by the original number
497 - 65 = 432
432 ÷ 65 = 6.6461538461538465
6.6461538461538465 x 100 = 664.62%