## A Real Example of a Difference of Squares

It is easier to understand a difference of squares with an example. In this example,- 3
^{2}= 3 × 3 = 9 (3 squared). - 2
^{2}= 2 × 2 = 4 (2 squared).

*squares*. Two numbers are being subtracted from each other. It is a

*difference*of squares.

## A Difference of Squares in General

In general, we can use symbols instead of numbers:**a**and

**b**are both integers (whole numbers).

## How to Factor a Difference of Squares

A difference of squares can be factored into two brackets:## You might also like...

quadratic equationssolving quadratic equations using a graphsolving quadratic equations using a difference of squaresunderstanding perfect square trinomials

#### Help Us Improve Mathematics Monster

- Do you disagree with something on this page?
- Did you spot a typo?

__this form__.

#### Find Us Quicker!

- When using a search engine (e.g., Google, Bing), you will find Mathematics Monster quicker if you add
**#mm**to your search term.

#### Share This Page

If you like Mathematics Monster (or this page in particular), please link to it or share it with others.

If you do, __please tell us__. It helps us a lot!

#### Create a QR Code

Use our handy widget to create a QR code for this page...or any page.