-33.56% is the change from 879 to 584
Calculation steps:
[( 584 - 879 ) ÷ 879] x 100 = -33.56%
Formula
Percentage change = [(584 - 879) / 879] x 100
Subtract the new number by the original number
584 - 879 = -295
-295 ÷ 879 = -0.33560864618885095
-0.33560864618885095 x 100 = -33.56%