-43.88% is the change from 449 to 252
Calculation steps:
[( 252 - 449 ) ÷ 449] x 100 = -43.88%
Formula
Percentage change = [(252 - 449) / 449] x 100
Subtract the new number by the original number
252 - 449 = -197
-197 ÷ 449 = -0.43875278396436523
-0.43875278396436523 x 100 = -43.88%