-82.3% is the change from 582 to 103
Calculation steps:
[( 103 - 582 ) ÷ 582] x 100 = -82.3%
Formula
Percentage change = [(103 - 582) / 582] x 100
Subtract the new number by the original number
103 - 582 = -479
-479 ÷ 582 = -0.8230240549828178
-0.8230240549828178 x 100 = -82.3%