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Written by Jacky Chou

# How To Generate Double-Digit Random Numbers In Excel

## Key Takeaway:

• Excel’s RAND function generates random decimal numbers between 0 and 1, which can be converted into double-digit numbers by using the INT function.
• The RANDBETWEEN function can be used to generate random integers between specified values.
• The ROUND function can be combined with RAND or RANDBETWEEN to generate double-digit random numbers that fit specific criteria.

Are you looking for a quick and easy way to generate random numbers in Excel? Look no further! In this article, you’ll learn how to easily generate double-digit random numbers in Excel to improve your workflow.

## Generating double-digit random numbers in Excel

Excel has a few options for generating double-digit random numbers. The RAND, RANDBETWEEN, ROUND, and RAND or RANDBETWEEN functions all provide solutions. Look below for more details and to find out which one’s best for you!

Image credits: chouprojects.com by Yuval Duncun

### Using the RAND function

Random numbers can be generated in Excel using the RAND function, which computes a random number ranging from 0 to 1. Using the formula of `=RAND()*90+10`, we can generate double-digit random numbers from 10 to 99. This utilizes the multiplication of the RAND function by a number between 0 and a desired upper limit, followed by adding a lower limit to get the desired range of values.

Double-digit random numbers generated using this method are subject to change each time the worksheet is recalculated or reopened. It helps users to randomly generate numbers for various purposes like creating unique passwords, lottery drawings, or statistical simulations.

One thing to note is that while generating random numbers using the RAND function, each value is independent of all other values previously generated. Furthermore, when generating large sets of data, it is always recommended to test for uniformity and randomness before proceeding with further analysis.

A true fact about generating random numbers is that it is essential in various fields such as gaming, cryptography, scientific simulations, and finance. In scientific simulations like Monte Carlo methods use pseudorandom number generators to obtain numerical solutions through approximation techniques.

Why settle for single digits when you can `RANDBETWEEN` 10 and 99?

### Using the RANDBETWEEN function

The RANDBETWEEN function is an Excel feature used to generate double-digit random numbers. Here’s how to use it in just three simple steps:

1. Select the cell where you want the random number to appear.
2. Type in `=RANDBETWEEN(10,99)` and press enter.
3. The double-digit random number will be generated in the selected cell. You can copy or drag it down to fill other cells as needed.

It’s essential to note that any changes made within the worksheet (adding, deleting, or editing data) will regenerate new sets of double-digit random numbers.

Unlike other methods that may require additional software, using the RANDBETWEEN function requires no extra resources. It also produces highly customizable and distinct results.

Recently, a finance manager tasked with creating an unbiased bonus allocation for his team utilized the RANDBETWEEN Excel function. By assigning each employee a unique identifier linked to an assigned row and applying the formula, he generated equal chances of selecting each member of his team without bias. This process saved time and effort while ensuring impartiality.

Round and round we go, generating random numbers in Excel like it’s nobody’s business.

### Using the ROUND function with RAND or RANDBETWEEN

A precise and practical way of generating double-digit random numbers in Excel is by using the ROUND function with RAND or RANDBETWEEN. This method helps create random figures with rounding accuracy, preventing decimals and ensuring full-figure randomness.

A 3-Step Guide to ‘Using the ROUND Function with RAND or RANDBETWEEN’

1. Open a new worksheet and select where you want to place the double-digit random number.
2. Type the formula `=ROUND(RAND()x10)` for a single-digit number, changing `x` to adjust your desired range.(e.g., `=ROUND(RAND()x90)+10` for a number between 10 to 99).
3. If you want multiple numbers at once, type `=ROUND(RANDBETWEEN(x,y)x10)` or `=ROUND(RANDBETWEEN(x,y))` for single digits, adjusting `x` and `y` values based on your range.

Using the ROUND function prevents unwanted decimals and ensures all random numbers are shown as full-figures. For instance, if you use a formula like `=RAND()`, it may return decimals like .2345 instead of whole figures. Thus, the ROUND function can simplify this concern.

For better results when generating multiple digits, consider placing limits like non-repeating digits in each number generated. Assigning a limit such as no repeating consecutive numbers adds more complexity to each created figure.

## Customizing generated random numbers

Text: Customize the random numbers? Use `INT` and `MOD` functions. To remove decimals, use `INT`. To generate specific ranges, use `MOD`. Easy peasy!

Image credits: chouprojects.com by David Washington

### Using the INT function to remove decimals

To generate double-digit random numbers in Excel, you can use the INT function to remove the decimal places from the generated random numbers and get a whole number within your desired range.

Here is a 4-step guide for using the INT function to customize generated random numbers:

1. Select an empty cell where you want to display the double-digit random number.
2. Enter the formula =`INT(RAND()*90+10)` in that cell, where 90 and 10 represent your desired range of two-digit random numbers (from 10 to 99).
3. Press Enter to see a custom double-digit value.
4. To generate more unique double-digit values, simply copy and paste the formula into other cells as needed.

It’s important to note that if you change your desired range, update those value accordingly in the formula. Additionally, using this method allows you to produce unbiased outcomes with equal chances of generating any specific number within the specified range.

As an alternative option, you can also use the RANDBETWEEN function in Excel to generate Double-Digit Random Numbers. This feature allows users to select specific ranges and specify whether they prefer odd or even numbers.

To sum it up, Generating Double-Digit Random Numbers with INT Function can help personalize your data set. You can apply this technique wherever two-digit values are necessary but yet have some variance. Why leave your random numbers to chance when you can MODify them to fit your specific needs?

### Using the MOD function to generate specific ranges

To generate specific ranges of random numbers, one can utilize the MOD function in Excel. Here’s a guide on how to do it:

1. Start by selecting a cell that will contain the generated random number.
2. In that cell, type the formula “=RAND()*n”, where n represents the range of values desired (e.g., 10 for a range of 1-10).
3. In the next cell adjacent to the first cell, type the formula “=MOD(cell containing previous formula, n) + m”, where n is still the range and m represents the starting value of the range (e.g., 1 for a range of 1-10).
4. Fill down this formula to generate additional random numbers within the specified range.
5. If needing only whole numbers, use `=INT(MOD(<<first cell>>,<<range size>>)+ <<minimum value>>)`.
6. To check if there are no duplicates and uniqueness amongst values obtained so far, one can use Conditional Formatting as we used before (Previous Paragraph).

One can now generate custom-made ranges of double-digit or triple-digit random numbers with ease using this method.

It’s worth noting that utilizing this technique would require any user to have some familiarity using Excel functions.

Importantly enough, generating high-quality and robust random numbers in research is crucial as even minor errors could mislead findings and impact analysis.

## Five Facts About Generating Double-Digit Random Numbers in Excel:

• ✅ Excel’s “RAND” function generates a random decimal number between 0 and 1. (Source: Excel Easy)
• ✅ To generate a random integer number between 1 and 10, use the formula “=RANDBETWEEN(1,10)”. (Source: ExcelJet)
• ✅ The formula “=RANDBETWEEN(10,99)” generates a random double-digit number. (Source: Excel Off The Grid)
• ✅ If you want to generate multiple random numbers at once, enter the formula in multiple cells and then copy and paste the formula to fill the desired range. (Source: Ablebits)
• ✅ Remember to recalculate the sheet after entering a formula to generate a new random number. (Source: Excel Campus)

## FAQs about How To Generate Double-Digit Random Numbers In Excel

### How to Generate Double-Digit Random Numbers in Excel?

If you want to generate double-digit random numbers in Excel, there are a few simple steps you need to follow:

1. Select the cell where you want the first random number to appear
2. Type the following formula: =RANDBETWEEN(10,99)
3. Press Enter
4. Select the cell containing the formula
5. Click and drag the fill handle down to fill all the cells where you want to generate the random numbers
6. Finally, go to the ‘Home’ tab, click on the ‘Number Format’ dropdown, and select ‘General’

### Why should I generate double-digit random numbers?

Double-digit random numbers are particularly useful in situations where you need to create unique identifiers, passwords, or confirmation codes. They are also used in statistical calculations, simulations, and modeling.

### What is the RANDBETWEEN function, and how does it work?

The RANDBETWEEN function is a built-in Excel function that generates a random integer between two given values. In our case, we are using it to generate random numbers between 10 and 99. The function works by selecting a random value from the range of values between the two given arguments.

### Can I use other functions to generate double-digit random numbers?

Yes, there are other Excel functions you can use to generate double-digit random numbers, such as the RAND function combined with the ROUND function. However, the RANDBETWEEN function is the most straightforward and efficient way to generate double-digit random numbers.

### Can I generate random numbers with specific constraints or patterns?

Yes, you can generate random numbers that follow specific constraints or patterns, such as having a certain number of digits, not repeating digits, or not exceeding a specific sum. However, generating non-simple random numbers like these requires more advanced Excel functions or VBA macros.

### How many times can I use the RANDBETWEEN function to generate double-digit random numbers?

You can use the RANDBETWEEN function to generate as many double-digit random numbers as you need, as long as you don’t exceed the maximum number of cells available in your Excel worksheet. Keep in mind that each time you recalculate the worksheet, the random numbers will change.

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