-79.57% is the change from 798 to 163
Calculation steps:
[( 163 - 798 ) ÷ 798] x 100 = -79.57%
Formula
Percentage change = [(163 - 798) / 798] x 100
Subtract the new number by the original number
163 - 798 = -635
-635 ÷ 798 = -0.7957393483709273
-0.7957393483709273 x 100 = -79.57%