How-To Geek on MSN

7 Microsoft Excel tricks you probably didn't know

Press Windows+Z to rearrange how your duplicated Excel windows appear on your screen. Press Ctrl+Shift+; to insert the ...
How-To Geek on MSNOpinion

You need to know what the double unary operator (--) does in Excel

It's marginally more efficient: While the difference is negligible, the double-unary operator can be more efficient in ...