63.53% is the change from 499 to 816
Calculation steps:
[( 816 - 499 ) ÷ 499] x 100 = 63.53%
Formula
Percentage change = [(816 - 499) / 499] x 100
Subtract the new number by the original number
816 - 499 = 317
317 ÷ 499 = 0.6352705410821643
0.6352705410821643 x 100 = 63.53%