23.16% is the change from 449 to 553
Calculation steps:
[( 553 - 449 ) ÷ 449] x 100 = 23.16%
Formula
Percentage change = [(553 - 449) / 449] x 100
Subtract the new number by the original number
553 - 449 = 104
104 ÷ 449 = 0.23162583518930957
0.23162583518930957 x 100 = 23.16%