Learn Microsoft Excel

If you want to learn Microsoft Excel, you're in the right place. There is a lot to learn about Microsoft Excel, and not everything is in the manual. We've got a range of free online lessons on how to get the best out of Excel, starting from the basics right up to advanced subjects. We'll help you to do your job better - with the right Excel skills you could even get a raise or a better job! If you don't see what you want to learn, why not get in touch and suggest a lesson we should write.

When you create a formula in Excel that refers to other cells in the worksheet, Excel will store the information about those cells as relative references. Relative references and their counterpart, absolute references, are one of the things that make spreadsheets such a powerful tool.

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The SUM function in Excel allows you to add up the values in a range of cells. However, sometimes you only want to add up the cells that meet certain criteria. That's where the SUMIF function comes in handy, along with the more capable SUMIFS function.

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When writing a formula that references other cells, it can sometimes be useful to check that those cells contain a valid value. In this lesson, we'll look at Excel's ISNUMBER function as a way of doing this.

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Excel Formulas

Do you need help with an Excel formula or function? We have lessons on a range of different Excel functions, and the list is growing all the time.

Click here to see the full list of Excel Formulas and Functions