-23.92% is the change from 556 to 423
Calculation steps:
[( 423 - 556 ) ÷ 556] x 100 = -23.92%
Formula
Percentage change = [(423 - 556) / 556] x 100
Subtract the new number by the original number
423 - 556 = -133
-133 ÷ 556 = -0.2392086330935252
-0.2392086330935252 x 100 = -23.92%