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

Have you ever carefully crafted a formula in Excel, only to watch it unravel into chaos the moment you copy it across columns? It’s a maddening quirk of Excel tables—structured references that seem to ...

Nest CHOOSECOLS inside UNIQUE to extract non-adjacent columns, and use INDIRECT for interactive header dropdowns.

Excel 2007's new table feature eliminates the need to copy formulas; once you define a data range as a table, Excel will do it for you! Tables are new to Excel 2007 ...

Much of the data that you use Excel to analyze comes in a list form. You might need to sort the data, filter it, sum it, and perhaps even chart it. Excel tables provide superior tools for working with ...

Discover 17 new Excel features and functions for 2026, so you track edits and data faster. Including auto-refreshing pivots ...

Those of us over a certain age will remember using paper lookup tables for logarithms or trigonometry functions. Those who are younger will have been exposed to lookup tables in their programming ...