-26.47% is the change from 865 to 636
Calculation steps:
[( 636 - 865 ) ÷ 865] x 100 = -26.47%
Formula
Percentage change = [(636 - 865) / 865] x 100
Subtract the new number by the original number
636 - 865 = -229
-229 ÷ 865 = -0.26473988439306356
-0.26473988439306356 x 100 = -26.47%