-99.49% is the change from 790 to 4
Calculation steps:
[( 4 - 790 ) ÷ 790] x 100 = -99.49%
Formula
Percentage change = [(4 - 790) / 790] x 100
Subtract the new number by the original number
4 - 790 = -786
-786 ÷ 790 = -0.9949367088607595
-0.9949367088607595 x 100 = -99.49%