-22.95% is the change from 867 to 668
Calculation steps:
[( 668 - 867 ) ÷ 867] x 100 = -22.95%
Formula
Percentage change = [(668 - 867) / 867] x 100
Subtract the new number by the original number
668 - 867 = -199
-199 ÷ 867 = -0.2295271049596309
-0.2295271049596309 x 100 = -22.95%