-46.39% is the change from 582 to 312
Calculation steps:
[( 312 - 582 ) ÷ 582] x 100 = -46.39%
Formula
Percentage change = [(312 - 582) / 582] x 100
Subtract the new number by the original number
312 - 582 = -270
-270 ÷ 582 = -0.4639175257731959
-0.4639175257731959 x 100 = -46.39%