43.79% is the change from 338 to 486
Calculation steps:
[( 486 - 338 ) ÷ 338] x 100 = 43.79%
Formula
Percentage change = [(486 - 338) / 338] x 100
Subtract the new number by the original number
486 - 338 = 148
148 ÷ 338 = 0.4378698224852071
0.4378698224852071 x 100 = 43.79%