-5.57% is the change from 449 to 424
Calculation steps:
[( 424 - 449 ) ÷ 449] x 100 = -5.57%
Formula
Percentage change = [(424 - 449) / 449] x 100
Subtract the new number by the original number
424 - 449 = -25
-25 ÷ 449 = -0.0556792873051225
-0.0556792873051225 x 100 = -5.57%