315.74% is the change from 108 to 449
Calculation steps:
[( 449 - 108 ) ÷ 108] x 100 = 315.74%
Formula
Percentage change = [(449 - 108) / 108] x 100
Subtract the new number by the original number
449 - 108 = 341
341 ÷ 108 = 3.1574074074074074
3.1574074074074074 x 100 = 315.74%