-31.6% is the change from 848 to 580
Calculation steps:
[( 580 - 848 ) ÷ 848] x 100 = -31.6%
Formula
Percentage change = [(580 - 848) / 848] x 100
Subtract the new number by the original number
580 - 848 = -268
-268 ÷ 848 = -0.3160377358490566
-0.3160377358490566 x 100 = -31.6%