-36.3% is the change from 449 to 286
Calculation steps:
[( 286 - 449 ) ÷ 449] x 100 = -36.3%
Formula
Percentage change = [(286 - 449) / 449] x 100
Subtract the new number by the original number
286 - 449 = -163
-163 ÷ 449 = -0.36302895322939865
-0.36302895322939865 x 100 = -36.3%