-32.88% is the change from 669 to 449
Calculation steps:
[( 449 - 669 ) ÷ 669] x 100 = -32.88%
Formula
Percentage change = [(449 - 669) / 669] x 100
Subtract the new number by the original number
449 - 669 = -220
-220 ÷ 669 = -0.32884902840059793
-0.32884902840059793 x 100 = -32.88%