-9.13% is the change from 449 to 408
Calculation steps:
[( 408 - 449 ) ÷ 449] x 100 = -9.13%
Formula
Percentage change = [(408 - 449) / 449] x 100
Subtract the new number by the original number
408 - 449 = -41
-41 ÷ 449 = -0.09131403118040089
-0.09131403118040089 x 100 = -9.13%