-2.42% is the change from 867 to 846
Calculation steps:
[( 846 - 867 ) ÷ 867] x 100 = -2.42%
Formula
Percentage change = [(846 - 867) / 867] x 100
Subtract the new number by the original number
846 - 867 = -21
-21 ÷ 867 = -0.02422145328719723
-0.02422145328719723 x 100 = -2.42%