-31.28% is the change from 844 to 580
Calculation steps:
[( 580 - 844 ) ÷ 844] x 100 = -31.28%
Formula
Percentage change = [(580 - 844) / 844] x 100
Subtract the new number by the original number
580 - 844 = -264
-264 ÷ 844 = -0.3127962085308057
-0.3127962085308057 x 100 = -31.28%