-24.91% is the change from 863 to 648
Calculation steps:
[( 648 - 863 ) ÷ 863] x 100 = -24.91%
Formula
Percentage change = [(648 - 863) / 863] x 100
Subtract the new number by the original number
648 - 863 = -215
-215 ÷ 863 = -0.24913093858632676
-0.24913093858632676 x 100 = -24.91%