If you use Microsoft Excel, you probably know the popular spreadsheet tool automatically numbers each row in a spreadsheet outside the columns of the sheet itself. But often you want to have a column ...

The @ symbol can also appear in regular formulas outside of tables when Excel thinks you're trying to reference a single value from a range. If you see it pop up unexpectedly, it usually means Excel ...

Excel 2007's new table feature eliminates the need to copy formulas; once you define a data range as a table, Excel will do it for you! Tables are new to Excel 2007 ...