-31.78% is the change from 859 to 586
Calculation steps:
[( 586 - 859 ) ÷ 859] x 100 = -31.78%
Formula
Percentage change = [(586 - 859) / 859] x 100
Subtract the new number by the original number
586 - 859 = -273
-273 ÷ 859 = -0.3178114086146682
-0.3178114086146682 x 100 = -31.78%