-20.67% is the change from 566 to 449
Calculation steps:
[( 449 - 566 ) ÷ 566] x 100 = -20.67%
Formula
Percentage change = [(449 - 566) / 566] x 100
Subtract the new number by the original number
449 - 566 = -117
-117 ÷ 566 = -0.2067137809187279
-0.2067137809187279 x 100 = -20.67%