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

90% of Excel spreadsheets contain errors: Here’s how to fix yours

Studies, including those by spreadsheet researcher Raymond Panko, estimate that up to 90% of all spreadsheets contain at ...