-37.1% is the change from 496 to 312
Calculation steps:
[( 312 - 496 ) ÷ 496] x 100 = -37.1%
Formula
Percentage change = [(312 - 496) / 496] x 100
Subtract the new number by the original number
312 - 496 = -184
-184 ÷ 496 = -0.3709677419354839
-0.3709677419354839 x 100 = -37.1%