303.6% is the change from 111 to 448
Calculation steps:
[( 448 - 111 ) ÷ 111] x 100 = 303.6%
Formula
Percentage change = [(448 - 111) / 111] x 100
Subtract the new number by the original number
448 - 111 = 337
337 ÷ 111 = 3.036036036036036
3.036036036036036 x 100 = 303.6%