38.55% is the change from 498 to 690
Calculation steps:
[( 690 - 498 ) ÷ 498] x 100 = 38.55%
Formula
Percentage change = [(690 - 498) / 498] x 100
Subtract the new number by the original number
690 - 498 = 192
192 ÷ 498 = 0.3855421686746988
0.3855421686746988 x 100 = 38.55%