-98.75% is the change from 798 to 10
Calculation steps:
[( 10 - 798 ) ÷ 798] x 100 = -98.75%
Formula
Percentage change = [(10 - 798) / 798] x 100
Subtract the new number by the original number
10 - 798 = -788
-788 ÷ 798 = -0.9874686716791979
-0.9874686716791979 x 100 = -98.75%