-23.3% is the change from 867 to 665
Calculation steps:
[( 665 - 867 ) ÷ 867] x 100 = -23.3%
Formula
Percentage change = [(665 - 867) / 867] x 100
Subtract the new number by the original number
665 - 867 = -202
-202 ÷ 867 = -0.23298731257208766
-0.23298731257208766 x 100 = -23.3%