-4.5% is the change from 556 to 531
Calculation steps:
[( 531 - 556 ) ÷ 556] x 100 = -4.5%
Formula
Percentage change = [(531 - 556) / 556] x 100
Subtract the new number by the original number
531 - 556 = -25
-25 ÷ 556 = -0.044964028776978415
-0.044964028776978415 x 100 = -4.5%