64.26% is the change from 498 to 818
Calculation steps:
[( 818 - 498 ) ÷ 498] x 100 = 64.26%
Formula
Percentage change = [(818 - 498) / 498] x 100
Subtract the new number by the original number
818 - 498 = 320
320 ÷ 498 = 0.642570281124498
0.642570281124498 x 100 = 64.26%