When using Excel, you might have noticed the @ symbol popping up in your formulas more often. This tiny character isn't something you typically type yourself; instead, Excel adds it automatically in ...
How-To Geek on MSN
Stop fixing Excel formulas: 5 vital habits for data integrity
Prevent broken formulas using tables, validation rules, separate worksheets, named variables, and the power of LAMBDA.
Some results have been hidden because they may be inaccessible to you
Show inaccessible results