-94.67% is the change from 582 to 31
Calculation steps:
[( 31 - 582 ) ÷ 582] x 100 = -94.67%
Formula
Percentage change = [(31 - 582) / 582] x 100
Subtract the new number by the original number
31 - 582 = -551
-551 ÷ 582 = -0.9467353951890034
-0.9467353951890034 x 100 = -94.67%