-21.39% is the change from 865 to 680
Calculation steps:
[( 680 - 865 ) ÷ 865] x 100 = -21.39%
Formula
Percentage change = [(680 - 865) / 865] x 100
Subtract the new number by the original number
680 - 865 = -185
-185 ÷ 865 = -0.2138728323699422
-0.2138728323699422 x 100 = -21.39%