-99.11% is the change from 790 to 7
Calculation steps:
[( 7 - 790 ) ÷ 790] x 100 = -99.11%
Formula
Percentage change = [(7 - 790) / 790] x 100
Subtract the new number by the original number
7 - 790 = -783
-783 ÷ 790 = -0.9911392405063291
-0.9911392405063291 x 100 = -99.11%