-99.5% is the change from 795 to 4
Calculation steps:
[( 4 - 795 ) ÷ 795] x 100 = -99.5%
Formula
Percentage change = [(4 - 795) / 795] x 100
Subtract the new number by the original number
4 - 795 = -791
-791 ÷ 795 = -0.9949685534591195
-0.9949685534591195 x 100 = -99.5%