71.72% is the change from 290 to 498
Calculation steps:
[( 498 - 290 ) ÷ 290] x 100 = 71.72%
Formula
Percentage change = [(498 - 290) / 290] x 100
Subtract the new number by the original number
498 - 290 = 208
208 ÷ 290 = 0.7172413793103448
0.7172413793103448 x 100 = 71.72%