These four overlooked Excel features completely changed how I design spreadsheets.

Prevent broken formulas using tables, validation rules, separate worksheets, named variables, and the power of LAMBDA.

Formulas are powerful tools for performing calculations and analyzing data in Excel. In this beginner’s guide, you’ll learn how to use formulas and explore some popular built-in functions. One of the ...

Excel table formulas shift from cell positions to named columns with #All-style tags, keeping calculations readable when layouts change.

Q. How do I spill formulas in Excel? A. Spilling is a feature available in Excel 365 and later versions. With spilling, you can create a formula in one cell, and that formula will then spill over into ...

If you've been working with Excel for quite some time now, you've probably scratched your head many times trying to come up with the correct formulas. Sure, you can take one of the dozens of Excel ...

Excel validation lists avoid blanks and errors with TOCOL(ignore) plus FILTER; the spill range stays stable across worksheets.

Excel is a great program with hundreds of helpful functions. Unfortunately, one function it's lacking is a simple way to merge two or more columns while preserving all of their data. If you try to use ...

If you're starting to shop around for student loans, you may want a general picture of how much you're going to pay. If you're refinancing existing debt, you may want a tool to compare your options ...

If Excel is not using threads efficiently, calculations may take a long time to complete. Learn how to speed up calculating threads in Excel.