-31.44% is the change from 582 to 399
Calculation steps:
[( 399 - 582 ) ÷ 582] x 100 = -31.44%
Formula
Percentage change = [(399 - 582) / 582] x 100
Subtract the new number by the original number
399 - 582 = -183
-183 ÷ 582 = -0.31443298969072164
-0.31443298969072164 x 100 = -31.44%