-23.58% is the change from 865 to 661
Calculation steps:
[( 661 - 865 ) ÷ 865] x 100 = -23.58%
Formula
Percentage change = [(661 - 865) / 865] x 100
Subtract the new number by the original number
661 - 865 = -204
-204 ÷ 865 = -0.23583815028901733
-0.23583815028901733 x 100 = -23.58%