-98.87% is the change from 796 to 9
Calculation steps:
[( 9 - 796 ) ÷ 796] x 100 = -98.87%
Formula
Percentage change = [(9 - 796) / 796] x 100
Subtract the new number by the original number
9 - 796 = -787
-787 ÷ 796 = -0.9886934673366834
-0.9886934673366834 x 100 = -98.87%