-55.56% is the change from 999 to 444
Calculation steps:
[( 444 - 999 ) ÷ 999] x 100 = -55.56%
Formula
Percentage change = [(444 - 999) / 999] x 100
Subtract the new number by the original number
444 - 999 = -555
-555 ÷ 999 = -0.5555555555555556
-0.5555555555555556 x 100 = -55.56%