Excel offers a number of ways to find rows that contain duplicate values. However, most of them focus on finding rows where the value in just one column is repeated. In this lesson, we look at how to use the COUNTIFS function to find rows where values in moree than one column is repeated. We then use the COUNTIFS function in combination with Excel's Conditional Formatting feature to highlight duplicate and even triplicate rows.
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.
The WORKDAY.INTL() function extends the WORKDAY() function so that you can specify which days are weekend days when adding days to dates. This lesson shows you how to use it.
When printing in Excel 2010 for Windows, it is sometimes useful to print a set of rows (e.g. column headings) on each page in the print out. There is nothing worse than having a printout that runs to multiple pages, with the column headings only printed on the first page. This lesson shows you how to get header rows printing at the top of every page.
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.
This lesson shows you how to group data in your pivot table by date. You can group by day, week, month, quarter or year. If your date fields include a time value, you can also group by seconds, minutes or hours. You'll also learn how to collapse and expand data groups in your pivot table so you can quickly see a summary of your data.
This lesson introduces the LEN() function, which allows you to calculate the number of characters in a cell. This formula is useful on its own, or can be combined with other text functions such as RIGHT(), LEFT(), MID() and FIND().
This lesson shows you how to use Excel to calculate the number of days between two dates. It also shows you how to exclude weekends and holidays from the total.
This lesson explains how to use Autosum. Autosum is a powerful feature that can save you time if you need to add up cells or columns of data. It is often faster than creating a formula by hand, especially when you have a large amount of data to add up. In this lesson you'll learn how to use Autosum, and some of its limitations.
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.
If you have a range of cells, of which some contain values and some are blank, and you want to select just the blank cells, there is a quick way to select those blank cells that doesn't involve manually clicking on every one.
This Pivot Table lesson shows you how to use the Pivot Table Field Layout to quickly change the layout of your pivot table. This allows you to try different pivot table layouts so you can be sure your data is being grouped, aggegated and displayed in the most useful way possible. It also allow you to generate multiple reports from the same underlying data without having to create multiple pivot tables.
Excel is a powerful tool for manipulating large amounts of data. Make sure you know the rules Excel uses when setting up a data spreadsheet.
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.
Sometimes you'll find yourself working with dates in an Excel spreadsheet that have been pasted or imported into Excel from another datasource. When that happens, Excel can treat those dates as text - in other words, they look like dates but don't behave like dates. For example you can't sort by date properly. This lesson looks at several ways you can convert a date which Excel is treating as text into a proper date value in Excel.
The Pivot Table Report Filter adds another dimension to your pivot tables - literally. Rather than all of your data being presented in a flat table, the Report Filter lets you create a pivot table report and then change the data being presented using one or more Report Filters.
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.