41.12% is the change from 338 to 477
Calculation steps:
[( 477 - 338 ) ÷ 338] x 100 = 41.12%
Formula
Percentage change = [(477 - 338) / 338] x 100
Subtract the new number by the original number
477 - 338 = 139
139 ÷ 338 = 0.41124260355029585
0.41124260355029585 x 100 = 41.12%