63.86% is the change from 498 to 816
Calculation steps:
[( 816 - 498 ) ÷ 498] x 100 = 63.86%
Formula
Percentage change = [(816 - 498) / 498] x 100
Subtract the new number by the original number
816 - 498 = 318
318 ÷ 498 = 0.6385542168674698
0.6385542168674698 x 100 = 63.86%