The PI function is a Math & Trigonometry Function. Learn how to use the PI function in Excel, or how to multiply by PI, using this tutorial.

Multiplying numbers in Excel isn't always the easiest thing to do, but it can be done. Here's how to do it in four ways, depending on what you need to multiply.

Excel has a versatile If, Then function built right into it. We’ll show you how to use the IF function in Excel with a number of helpful examples.

Excel's AGGREGATE function lets you perform calculations whilst ignoring hidden rows, errors, or other functions that appear in the data. It's similar to the SUBTOTAL function but provides more ...

This month’s column shows how to use the remarkably versatile AGGREGATE function in Excel.