-57.59% is the change from 580 to 246
Calculation steps:
[( 246 - 580 ) ÷ 580] x 100 = -57.59%
Formula
Percentage change = [(246 - 580) / 580] x 100
Subtract the new number by the original number
246 - 580 = -334
-334 ÷ 580 = -0.5758620689655173
-0.5758620689655173 x 100 = -57.59%