-19.54% is the change from 993 to 799
Calculation steps:
[( 799 - 993 ) ÷ 993] x 100 = -19.54%
Formula
Percentage change = [(799 - 993) / 993] x 100
Subtract the new number by the original number
799 - 993 = -194
-194 ÷ 993 = -0.19536757301107754
-0.19536757301107754 x 100 = -19.54%