-33.56% is the change from 873 to 580
Calculation steps:
[( 580 - 873 ) ÷ 873] x 100 = -33.56%
Formula
Percentage change = [(580 - 873) / 873] x 100
Subtract the new number by the original number
580 - 873 = -293
-293 ÷ 873 = -0.3356242840778923
-0.3356242840778923 x 100 = -33.56%