-14.03% is the change from 556 to 478
Calculation steps:
[( 478 - 556 ) ÷ 556] x 100 = -14.03%
Formula
Percentage change = [(478 - 556) / 556] x 100
Subtract the new number by the original number
478 - 556 = -78
-78 ÷ 556 = -0.14028776978417265
-0.14028776978417265 x 100 = -14.03%