-36.08% is the change from 449 to 287
Calculation steps:
[( 287 - 449 ) ÷ 449] x 100 = -36.08%
Formula
Percentage change = [(287 - 449) / 449] x 100
Subtract the new number by the original number
287 - 449 = -162
-162 ÷ 449 = -0.36080178173719374
-0.36080178173719374 x 100 = -36.08%