-43.75% is the change from 496 to 279
Calculation steps:
[( 279 - 496 ) ÷ 496] x 100 = -43.75%
Formula
Percentage change = [(279 - 496) / 496] x 100
Subtract the new number by the original number
279 - 496 = -217
-217 ÷ 496 = -0.4375
-0.4375 x 100 = -43.75%