-23.02% is the change from 556 to 428
Calculation steps:
[( 428 - 556 ) ÷ 556] x 100 = -23.02%
Formula
Percentage change = [(428 - 556) / 556] x 100
Subtract the new number by the original number
428 - 556 = -128
-128 ÷ 556 = -0.2302158273381295
-0.2302158273381295 x 100 = -23.02%