-27.69% is the change from 863 to 624
Calculation steps:
[( 624 - 863 ) ÷ 863] x 100 = -27.69%
Formula
Percentage change = [(624 - 863) / 863] x 100
Subtract the new number by the original number
624 - 863 = -239
-239 ÷ 863 = -0.2769409038238702
-0.2769409038238702 x 100 = -27.69%