-90.04% is the change from 793 to 79
Calculation steps:
[( 79 - 793 ) ÷ 793] x 100 = -90.04%
Formula
Percentage change = [(79 - 793) / 793] x 100
Subtract the new number by the original number
79 - 793 = -714
-714 ÷ 793 = -0.9003783102143758
-0.9003783102143758 x 100 = -90.04%