-55.22% is the change from 556 to 249
Calculation steps:
[( 249 - 556 ) ÷ 556] x 100 = -55.22%
Formula
Percentage change = [(249 - 556) / 556] x 100
Subtract the new number by the original number
249 - 556 = -307
-307 ÷ 556 = -0.552158273381295
-0.552158273381295 x 100 = -55.22%