23.39% is the change from 449 to 554
Calculation steps:
[( 554 - 449 ) ÷ 449] x 100 = 23.39%
Formula
Percentage change = [(554 - 449) / 449] x 100
Subtract the new number by the original number
554 - 449 = 105
105 ÷ 449 = 0.23385300668151449
0.23385300668151449 x 100 = 23.39%