-22.29% is the change from 866 to 673
Calculation steps:
[( 673 - 866 ) ÷ 866] x 100 = -22.29%
Formula
Percentage change = [(673 - 866) / 866] x 100
Subtract the new number by the original number
673 - 866 = -193
-193 ÷ 866 = -0.2228637413394919
-0.2228637413394919 x 100 = -22.29%