In the example shown, the formula in B5 is:. That includes any edits to the worksheet, also also simply opening the workbook. To prevent random numbers from being recalculated again, you can replace the formulas with the values last calculated:.

Formulas are the key to getting things done in Excel. You'll also learn how to troubleshoot, trace errors, and fix problems. Instant access. Skip to main content.

**Random Number Generator in Excel**

Random number between two numbers. Generic formula. Related formulas. Random number from fixed set of options.

Random date between two dates. Dates in Excel are serial numbers, so you can use the DATE function to create t he lower number and the upper number. Randomly assign data to groups. The CHOOSE function takes a number as the first argument, and uses that number to select the "nth" item from the following arguments. Random value from list or table.

Note: this formula uses the named range "data" B5:E for readability and convenience. To pull a random value out of a list or table, we'll need a random row number. For that Related functions. Related videos. How to pick names out of a hat with Excel. Excel Formula Training Formulas are the key to getting things done in Excel.

You must have JavaScript enabled to use this form. I don't think you understand how much your training has changed my life in terms of work efficiency and effectiveness not to mention minimizing my stress, anxiety and enabling me to shine in front of employers. Excel video training Quick, clean, and to the point.

Learn more.Skip to main content. Get a random integer between two values. Return value. Excel Usage notes. Random text values. Random number between two numbers. Random value from list or table.

Note: this formula uses the named range "data" B5:E for readability and convenience. To pull a random value out of a list or table, we'll Random date between two dates. Dates in Excel are serial numbers, so you can use the DATE function to create the lower number and the Randomly assign data to groups.

The CHOOSE function takes a number as the first argument, and uses that number to select the "nth" item from the following arguments. So, in this Random number from fixed set of options. Related videos. How to generate random values. How to convert formulas to values.

### How to generate random numbers in Excel without duplicates

This video shows how you can replace formulas with the results they return, a useful way to stop Excel from calculating new results.

Related functions. RAND recalculates when a worksheet is opened or changed. You must have JavaScript enabled to use this form. Can't thank you enough.Or for whipping up a spreadsheet full of mock data. Got a different version? No problem, you can still follow the exact same steps. This means that whenever you type in new data, your random numbers will change. There might be some times when you want to do this. Remember this automatic recalculation when you see your numbers changingâ€”it can be a bit surprising at first!

My function returned 0. Using the fill handle is a pretty fast way of getting random numbers into a lot of cells. That will calculate the formula and store the result as a value. This method only works with a single cell.

Running this function will give you a random integer no decimals between these two numbers. Keep in mind that both of the numbers listed could show up. Then use the SUM function to add them together. So next time you need a lot of random numbers, instead of heading to a website or another tool, fire up Excel! You might be surprised at how often you need to generate random numbers in Excel. Table of Contents. Kasper LangmannCo-founder of Spreadsheeto. Download free exercise file. The RAND function is very simple.

Want to try it out? Pro tip: generate a lot of random numbers quickly Using the fill handle is a pretty fast way of getting random numbers into a lot of cells. Here are two random numbers, one created by pressing Enter, and another by pressing FTo generate random numbers in Excel is usually used, maybe in some cases, you want to generate random decimal number, but in other cases, you need to generate random whole numbers.

In this tutorial, I will introduce some ways of generating random decimal or random integer numbers in Excel. Generating random decimal numbers with formula. Generating random decimal or integer numbers with Insert Random Data utility. Then select the range you have applied the formula, and click the Increase Decimal button or Decrease Decimal button under Home tab to specify the decimal numbers.

For instance, I want to generate random decimal numbers between 0 and 99, now do as below:. See screenshot:. Then click Home tab, and go to click Increase Decimal button or Decrease Decimal button to specify the decimal numbers. For instance, I will insert random numbers between 33 and 88, now you can do as this:.

After free installing Kutools for Excel, please do as below:. Under the Integer tab of the Insert Random Data dialog, enter the scope of integer numbers you want to insert randomly, if you want the random data inserted without duplicate, check Unique values checkbox. Click Okthen the selected cells have been inserted random integer numbers.

Under the Decimal tab of the Insert Random Data dialog, enter the scope of decimal numbers you want to insert randomly, and specify the decimal place, if you want the random data inserted without duplicate, check Unique values checkbox. Insert random date or time.

Insert random string or custom list. Remember Me. Log in. About Us Our team. Generating random decimal numbers with formula Generating random decimal or integer numbers with Insert Random Data utility Generating random decimal numbers Generating random decimal numbers between 0 and 1 1.

For instance, I want to generate random decimal numbers between 0 and 99, now do as below: 1. See screenshot: 2. For instance, I will insert random numbers between 33 and 88, now you can do as this: 1. Free Download free full-featured in 30 days.Note: this formula uses the named range "data" B5:E for readability and convenience. To pull a random value out of a list or table, we'll need a random row number. For the lower value, we use the number 1, and for the upper value we use the ROWS function to get count the total rows in the table or list:.

For the columns argument, we simply use 1, since we want a name from the first column. Formulas are the key to getting things done in Excel. You'll also learn how to troubleshoot, trace errors, and fix problems. Instant access. Skip to main content. Random value from list or table. Generic formula. Related formulas. Random number between two numbers.

Random date between two dates. Dates in Excel are serial numbers, so you can use the DATE function to create t he lower number and the upper number. Randomly assign data to groups. The CHOOSE function takes a number as the first argument, and uses that number to select the "nth" item from the following arguments.

Random number from fixed set of options. Related functions. Related videos. How to pick names out of a hat with Excel. Excel Formula Training Formulas are the key to getting things done in Excel. You must have JavaScript enabled to use this form.

I don't think you understand how much your training has changed my life in terms of work efficiency and effectiveness not to mention minimizing my stress, anxiety and enabling me to shine in front of employers.

Excel video training Quick, clean, and to the point.In this article, we'll discuss a few different formulas to randomize in Excel without repeating numbers. Also, we will show you a universal Random Generator that can produce a list of random numbers, dates, and strings with no repeats.

## RAND function

However, there is no guarantee that the result of any function will be duplicate free. This tutorial explains a few formulas for creating a list of unique random numbers. Please pay attention that some formulas only work in the latest version of Excel while others can be used in any version of ExcelExcelExcel and earlier. Enter the formula in the topmost cell, press the Enter key, and the results will spill automatically over the specified number of cells.

As you can see in the screenshot below, this formula actually sorts numbers from 1 to 5 in random order. If you need a classic random number generator with no repeats, then please check out other examples that follow below. In the above formula, you only define how many rows to fill. All other arguments are left to their default values, meaning the list will start at 1 and will be incremented by 1. Please keep in mind that this simple formula creates a list of non repeating random numbers with a predefined step.

To bypass this limitation, use an advanced version of the formula described below. For example, to create a list of 5 random integers from 1 to with no repeats, use this formula:. At first sight the formula may look a bit tricky, but upon a closer look its logic is very straightforward:. For instance, to fill a range of 10 rows and 3 columns with unique random numbers from 1 touse this formula:. And it will produce an array of random decimals without repeating numbers:.

As the result, new random values are produced with every change. Here's how:. As no version other than Excel supports dynamic arrays, none of the above solutions work in earlier versions of Excel. However, this does not mean there is no solution at all, you'll just have to perform a few more steps:. Be sure to generate more values than you actually need because some will be duplicates and you'll delete them later. For this example, we are creating a list of 10 random integers between 1 and 20 by using the below formula:.

Or you can enter the formula in the first cell as usual, and then drag it down to as many cells as needed. Anyway, the result will look something like this:. As you may notice, we've entered the formula in 14 cells, though eventually we only need 10 unique random numbers.

Change formulas to values. To make sure you've done it right, select any number and look at the formula bar. It should now display a value, not a formula: Delete duplicates. In the Remove Duplicates dialog box that appears, simply click OK without changing anything.

For the detailed steps, please see How to remove duplicates in Excel. All duplicates are gone, and you can now delete the excess numbers. The users of our Ultimate Suite do not really need any of the above solutions because they already have a universal Random Generator in their Excel.RAND returns an evenly distributed random real number greater than or equal to 0 and less than 1. A new random real number is returned every time the worksheet is calculated.

The RAND function syntax has no arguments. The formula will calculate and leave you with just a value. Copy the example data in the following table, and paste it in cell A1 of a new Excel worksheet.

For formulas to show results, select them, press F2and then press Enter. You can adjust the column widths to see all the data, if needed. Note: When a worksheet is recalculated by entering a formula or data in a different cell, or by manually recalculating press F9a new random number is generated for any formula that uses the RAND function.

You can always ask an expert in the Excel Tech Communityget support in the Answers communityor suggest a new feature or improvement on Excel User Voice. Mersenne Twister algorithm. Formulas and functions. More functions. Get free expert help with your math homework. See how. Need more help? Expand your Office skills. Get instant Excel help. Was this information helpful? Yes No. Any other feedback? The more you tell us, the more we can help.

### Random Numbers

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