-98.62% is the change from 798 to 11
Calculation steps:
[( 11 - 798 ) ÷ 798] x 100 = -98.62%
Formula
Percentage change = [(11 - 798) / 798] x 100
Subtract the new number by the original number
11 - 798 = -787
-787 ÷ 798 = -0.9862155388471178
-0.9862155388471178 x 100 = -98.62%