-32.91% is the change from 863 to 579
Calculation steps:
[( 579 - 863 ) ÷ 863] x 100 = -32.91%
Formula
Percentage change = [(579 - 863) / 863] x 100
Subtract the new number by the original number
579 - 863 = -284
-284 ÷ 863 = -0.3290845886442642
-0.3290845886442642 x 100 = -32.91%