-19.64% is the change from 560 to 450
Calculation steps:
[( 450 - 560 ) ÷ 560] x 100 = -19.64%
Formula
Percentage change = [(450 - 560) / 560] x 100
Subtract the new number by the original number
450 - 560 = -110
-110 ÷ 560 = -0.19642857142857142
-0.19642857142857142 x 100 = -19.64%