Five hidden Excel rules show helper columns, LET, and LAMBDA in action, cutting errors and making updates quick for any ...

Select all the relevant cells, and in the Data tab, click the main part of the split "Data Validation" button. Then, click ...

An icon in the shape of a lightning bolt. Impact Link 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 ...

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); ...