-98.87% is the change from 794 to 9
Calculation steps:
[( 9 - 794 ) ÷ 794] x 100 = -98.87%
Formula
Percentage change = [(9 - 794) / 794] x 100
Subtract the new number by the original number
9 - 794 = -785
-785 ÷ 794 = -0.9886649874055415
-0.9886649874055415 x 100 = -98.87%