-96.13% is the change from 801 to 31
Calculation steps:
[( 31 - 801 ) ÷ 801] x 100 = -96.13%
Formula
Percentage change = [(31 - 801) / 801] x 100
Subtract the new number by the original number
31 - 801 = -770
-770 ÷ 801 = -0.9612983770287141
-0.9612983770287141 x 100 = -96.13%