-28.72% is the change from 867 to 618
Calculation steps:
[( 618 - 867 ) ÷ 867] x 100 = -28.72%
Formula
Percentage change = [(618 - 867) / 867] x 100
Subtract the new number by the original number
618 - 867 = -249
-249 ÷ 867 = -0.28719723183391005
-0.28719723183391005 x 100 = -28.72%