-79.65% is the change from 801 to 163
Calculation steps:
[( 163 - 801 ) ÷ 801] x 100 = -79.65%
Formula
Percentage change = [(163 - 801) / 801] x 100
Subtract the new number by the original number
163 - 801 = -638
-638 ÷ 801 = -0.7965043695380774
-0.7965043695380774 x 100 = -79.65%