-55.4% is the change from 556 to 248
Calculation steps:
[( 248 - 556 ) ÷ 556] x 100 = -55.4%
Formula
Percentage change = [(248 - 556) / 556] x 100
Subtract the new number by the original number
248 - 556 = -308
-308 ÷ 556 = -0.5539568345323741
-0.5539568345323741 x 100 = -55.4%