-9.35% is the change from 556 to 504
Calculation steps:
[( 504 - 556 ) ÷ 556] x 100 = -9.35%
Formula
Percentage change = [(504 - 556) / 556] x 100
Subtract the new number by the original number
504 - 556 = -52
-52 ÷ 556 = -0.09352517985611511
-0.09352517985611511 x 100 = -9.35%