-20.39% is the change from 564 to 449
Calculation steps:
[( 449 - 564 ) ÷ 564] x 100 = -20.39%
Formula
Percentage change = [(449 - 564) / 564] x 100
Subtract the new number by the original number
449 - 564 = -115
-115 ÷ 564 = -0.20390070921985815
-0.20390070921985815 x 100 = -20.39%