The SUMPRODUCT function allows you to multiply two arrays of numbers together (e.g. Quantity Sold and Price Per Unit) and add the results each individual calculation together. Without the SUMPRODUCT function, you'll find yourself having to create a third column in which you multiply the Quantity by Price for each row, and then find the sum of all the individual formulas. This lesson shows you how to use SUMPRODUCT to do all that with just one formula.

# Learn Excel Formulas and Functions

Excel offers over 300 functions and formulas to help you get more out of your spreadsheets. This page contains a summary of the functions that are covered by lessons on this site. It's being added to all the time, so check back often!

The IF statement is a simple function in Excel that is one of the building blocks you need when you are working with large spreadsheets. You may not know you need it yet, but once you know how to use it, you won't want to live without it.

Excel offers a couple of handy functions that you can use to calculate the smallest and largest values in a range of cells. They are simple functions that go by the names of MIN() and MAX(). This lesson shows you how to use them. It also introduces SMALL() and LARGE(), functions which duplicate what MIN and MAX do, plus more besides.

The MATCH() function allows you to find the position of a value in a list. For example, in a list of weekdays starting with Monday, MATCH() would return a value of 3 for Wednesday. This lesson explains how to use the MATCH() function in Microsoft Excel, explains where you might use it, and provides a real world example of the MATCH() function in action.

Excel offers a couple of handy functions that you can use to calculate the smallest and largest values in a range of cells. They are simple functions that go by the names of MIN() and MAX(). This lesson shows you how to use them. It also introduces SMALL() and LARGE(), functions which duplicate what MIN and MAX do, plus more besides.

This lesson shows you a way to calculate the number of times a single character occurs in a cell in Excel, and provides a real-life example where I needed to split a column of cells containing part numbers into individual components for each part number.

There are many scenarios where you may need to use the current date and time in your spreadsheets. You may simply need to display the current date in a spreadsheet report. Or, you may need to perform a calculation that uses the current date or time. This lesson shows you how to enter a formula into a cell in Excel that outputs the current date and/or time, and updates automatically as time passes.

It can sometimes be useful to know the address of a cell in a worksheet, so you can use that address in a formula. In this lesson, we'll look at how to use the ADDRESS function to find out the address of a cell. We'll then use the ADDRESS function in an example to demonstrate how useful it can be.

If you're using Excel to calculate dates, it is useful to know how to add (or subtract) a certain number of working or business days to a date. This lesson introduces the WORKDAY() function and shows you how to use it.

If you're using the Autofilter feature, you're probably wondering how to perform calculations on only those values that are being displayed by the filter. The SUBTOTAL() function is the answer.

## Pages |