-23.64% is the change from 867 to 662
Calculation steps:
[( 662 - 867 ) ÷ 867] x 100 = -23.64%
Formula
Percentage change = [(662 - 867) / 867] x 100
Subtract the new number by the original number
662 - 867 = -205
-205 ÷ 867 = -0.2364475201845444
-0.2364475201845444 x 100 = -23.64%