42.6% is the change from 338 to 482
Calculation steps:
[( 482 - 338 ) ÷ 338] x 100 = 42.6%
Formula
Percentage change = [(482 - 338) / 338] x 100
Subtract the new number by the original number
482 - 338 = 144
144 ÷ 338 = 0.4260355029585799
0.4260355029585799 x 100 = 42.6%