For decades, Excel worked on a simple principle: you enter a formula into one cell, and it returns a single result into that ...

Over the last few months, I’ve written several articles about Excel’s newish dynamic array functions. In many cases, they can replace older, more complex expressions. The new functions do all that ...

What if you could write Excel formulas that practically think for themselves—automatically adjusting to changes in your data without endless tweaking? With the introduction of the dot operator and the ...

Whole-column references in Excel are silent performance killers, often forcing the program to manage a range of over a ...

Learn a quick and easy straightforward method for creating dependent drop-down lists in Excel using range functions, without relying on complex formulas. By organizing data with dynamic ranges, each ...

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); ...

Design is best, but when you're stuck with an existing data structure, it helps to know how to work around trouble. Susan Harkins explains. Excel sheets grow — sometimes by adding new functionality, ...