-27.39% is the change from 807 to 586
Calculation steps:
[( 586 - 807 ) ÷ 807] x 100 = -27.39%
Formula
Percentage change = [(586 - 807) / 807] x 100
Subtract the new number by the original number
586 - 807 = -221
-221 ÷ 807 = -0.2738537794299876
-0.2738537794299876 x 100 = -27.39%