-28.22% is the change from 861 to 618
Calculation steps:
[( 618 - 861 ) ÷ 861] x 100 = -28.22%
Formula
Percentage change = [(618 - 861) / 861] x 100
Subtract the new number by the original number
618 - 861 = -243
-243 ÷ 861 = -0.28222996515679444
-0.28222996515679444 x 100 = -28.22%