Reversing the order of a column would be easy if the column was already listed alphabetically or sequentially; you would just sort in the other direction. However, data may not be in alphabetical or ...
Excel's basic formulas work fine for simple calculations, but they quickly become cumbersome when you're dealing with complex data analysis. You end up with nested functions that are hard to read, ...
Reference: The cell or range of cells or range of cells for which you want to return the column number. It is optional. You will notice that the cell will return the cell number of the cell that ...