28.37% is the change from 349 to 448
Calculation steps:
[( 448 - 349 ) ÷ 349] x 100 = 28.37%
Formula
Percentage change = [(448 - 349) / 349] x 100
Subtract the new number by the original number
448 - 349 = 99
99 ÷ 349 = 0.2836676217765043
0.2836676217765043 x 100 = 28.37%