-99.83% is the change from 580 to 1
Calculation steps:
[( 1 - 580 ) ÷ 580] x 100 = -99.83%
Formula
Percentage change = [(1 - 580) / 580] x 100
Subtract the new number by the original number
1 - 580 = -579
-579 ÷ 580 = -0.9982758620689656
-0.9982758620689656 x 100 = -99.83%