-4.52% is the change from 863 to 824
Calculation steps:
[( 824 - 863 ) ÷ 863] x 100 = -4.52%
Formula
Percentage change = [(824 - 863) / 863] x 100
Subtract the new number by the original number
824 - 863 = -39
-39 ÷ 863 = -0.04519119351100811
-0.04519119351100811 x 100 = -4.52%