-48.2% is the change from 556 to 288
Calculation steps:
[( 288 - 556 ) ÷ 556] x 100 = -48.2%
Formula
Percentage change = [(288 - 556) / 556] x 100
Subtract the new number by the original number
288 - 556 = -268
-268 ÷ 556 = -0.48201438848920863
-0.48201438848920863 x 100 = -48.2%