-52.69% is the change from 949 to 449
Calculation steps:
[( 449 - 949 ) ÷ 949] x 100 = -52.69%
Formula
Percentage change = [(449 - 949) / 949] x 100
Subtract the new number by the original number
449 - 949 = -500
-500 ÷ 949 = -0.5268703898840885
-0.5268703898840885 x 100 = -52.69%