Build flexible Excel functions that automatically handle blanks, defaults, and overrides without messy nested IFs.

If you've encountered the word "Boolean" but aren't quite sure what it means, this is the guide for you! From definitions of key terms to easy-to-follow examples, here's everything you need to know ...

Microsoft's Excel program, widely used in business, comes with many built-in functions that perform mathematical and logical operations on spreadsheet data. In Excel, functions are simple formulas you ...

The NOT function in Microsoft Excel is a built-in Logical function that reverses the logic of its argument. It ensures that one value is not equal to another. When given TRUE, NOT returns FALSE. When ...

The OR function is a logical function in Microsoft Excel, and its purpose is to determine if any condition you test is True. The formula for the OR function is OR (logical1, [logical2],..). The Syntax ...

Excel has over 475 formulas in its Functions Library, from simple mathematics to very complex statistical, logical, and engineering tasks such as IF statements (one of our perennial favorite stories); ...

Sharpen your Microsoft Excel skills in this online business specialization. You will learn the basics of Excel through the use of dozens of educational screencasts and a series of quizzes and ...