-80.27% is the change from 801 to 158
Calculation steps:
[( 158 - 801 ) ÷ 801] x 100 = -80.27%
Formula
Percentage change = [(158 - 801) / 801] x 100
Subtract the new number by the original number
158 - 801 = -643
-643 ÷ 801 = -0.8027465667915106
-0.8027465667915106 x 100 = -80.27%