-20.86% is the change from 556 to 440
Calculation steps:
[( 440 - 556 ) ÷ 556] x 100 = -20.86%
Formula
Percentage change = [(440 - 556) / 556] x 100
Subtract the new number by the original number
440 - 556 = -116
-116 ÷ 556 = -0.20863309352517986
-0.20863309352517986 x 100 = -20.86%