-32.28% is the change from 663 to 449
Calculation steps:
[( 449 - 663 ) ÷ 663] x 100 = -32.28%
Formula
Percentage change = [(449 - 663) / 663] x 100
Subtract the new number by the original number
449 - 663 = -214
-214 ÷ 663 = -0.32277526395173456
-0.32277526395173456 x 100 = -32.28%