-35.89% is the change from 496 to 318
Calculation steps:
[( 318 - 496 ) ÷ 496] x 100 = -35.89%
Formula
Percentage change = [(318 - 496) / 496] x 100
Subtract the new number by the original number
318 - 496 = -178
-178 ÷ 496 = -0.3588709677419355
-0.3588709677419355 x 100 = -35.89%