How to Square a Number in Excel: A Step-by-Step Guide

Squaring a number in Excel is a simple task that involves using the power function or multiplying the number by itself. In just a few clicks, you can calculate the square of any number and use it in your analysis or data processing. Let’s dive into how you can do this with ease.

Step by Step Tutorial: Squaring a Number in Excel

Before we get into the nitty-gritty, let’s understand what we’re about to do. Squaring a number essentially means multiplying the number by itself. For example, squaring 4 would give us 16 because 4 multiplied by 4 equals 16. Now let’s learn how to do this in Excel.

Step 1: Select the Cell

Select the cell where you want the squared number to appear.

When you click on a cell in Excel, it becomes the active cell. This is where the result of your calculation will appear.

Step 2: Enter the Formula

Type “=POWER(number,2)” into the selected cell, replacing “number” with the number you want to square.

The POWER function in Excel is used to raise a number to a certain power. In this case, we’re raising our number to the power of 2, which is the same as squaring it.

Step 3: Press Enter

Press the Enter key on your keyboard to execute the formula.

Once you press Enter, the cell will display the squared value of the number you entered in the formula.

After completing the steps, the cell you selected will display the squared value of the number. You can use this method to square as many numbers as you need within your Excel worksheet.

Tips for Squaring a Number in Excel

  • Use the “^” operator as an alternative method by typing “=number^2” into the cell.
  • If you’re squaring a cell reference, for example, cell A1, your formula will be “=A1^2” or “=POWER(A1,2)”.
  • Double-check your formulas for any typos to avoid errors.
  • Make use of the ‘Fill Handle’ to drag and apply the formula to multiple cells.
  • Remember that squaring a negative number will result in a positive number because a negative times a negative equals a positive.

Frequently Asked Questions

What if I need to square a range of numbers?

You can use the fill handle to copy the formula to adjacent cells, squaring each number in the range.

Can I square a number without using a function or formula?

Yes, you can manually multiply the number by itself in a cell, i.e., “=5*5” to square the number 5.

What happens if I square a decimal?

The process is the same, and Excel will give you the squared value of the decimal.

How can I square a number and then sum all the squares?

You can use the SUM and POWER functions together, i.e., “=SUM(POWER(A1:A5,2))” to square and then sum the values in cells A1 through A5.

Is there a limit to the size of the number I can square in Excel?

Excel can handle very large numbers, but there might be a limit depending on the version of Excel you are using. Check the Excel documentation for more information.


  1. Select the cell where you want the squared number to appear.
  2. Enter the formula “=POWER(number,2)” or “=number^2”.
  3. Press Enter to execute the formula.


Squaring a number in Excel is a breeze once you’ve got the hang of it. Whether you’re a student, a data analyst, or someone just looking to crunch some numbers, knowing how to square a number is a fundamental skill that can help streamline your work. With the simple steps outlined in this article, you’ll be squaring numbers like a pro in no time. And remember, with the knowledge of Excel’s powerful functions at your fingertips, the possibilities are endless. So why not try squaring a number in Excel today and see how it can enhance your data analysis tasks?

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