How-To Geek on MSN

How to use the MAP function in Microsoft Excel

Row precision vs. Aggregation errors: MAP is the best way to use "greedy" functions like AND or OR in a single, dynamic ...
How-To Geek on MSN

How to simplify complex Excel formulas for better auditing

Tables, named ranges, line breaks, modern functions, and helper columns make Excel formulas easier to read, audit, and fix.