47.04% is the change from 338 to 497
Calculation steps:
[( 497 - 338 ) ÷ 338] x 100 = 47.04%
Formula
Percentage change = [(497 - 338) / 338] x 100
Subtract the new number by the original number
497 - 338 = 159
159 ÷ 338 = 0.47041420118343197
0.47041420118343197 x 100 = 47.04%