-30.29% is the change from 865 to 603
Calculation steps:
[( 603 - 865 ) ÷ 865] x 100 = -30.29%
Formula
Percentage change = [(603 - 865) / 865] x 100
Subtract the new number by the original number
603 - 865 = -262
-262 ÷ 865 = -0.30289017341040464
-0.30289017341040464 x 100 = -30.29%