49.1% is the change from 334 to 498
Calculation steps:
[( 498 - 334 ) ÷ 334] x 100 = 49.1%
Formula
Percentage change = [(498 - 334) / 334] x 100
Subtract the new number by the original number
498 - 334 = 164
164 ÷ 334 = 0.49101796407185627
0.49101796407185627 x 100 = 49.1%