-13.09% is the change from 993 to 863
Calculation steps:
[( 863 - 993 ) ÷ 993] x 100 = -13.09%
Formula
Percentage change = [(863 - 993) / 993] x 100
Subtract the new number by the original number
863 - 993 = -130
-130 ÷ 993 = -0.1309164149043303
-0.1309164149043303 x 100 = -13.09%