-72.89% is the change from 863 to 234
Calculation steps:
[( 234 - 863 ) ÷ 863] x 100 = -72.89%
Formula
Percentage change = [(234 - 863) / 863] x 100
Subtract the new number by the original number
234 - 863 = -629
-629 ÷ 863 = -0.7288528389339514
-0.7288528389339514 x 100 = -72.89%