-51.21% is the change from 496 to 242
Calculation steps:
[( 242 - 496 ) ÷ 496] x 100 = -51.21%
Formula
Percentage change = [(242 - 496) / 496] x 100
Subtract the new number by the original number
242 - 496 = -254
-254 ÷ 496 = -0.5120967741935484
-0.5120967741935484 x 100 = -51.21%