# Factoring Differences of Squares

Taught by MrA
• Currently 2.0/5 Stars.
6478 views | 2 ratings
Part of video series
Meets NCTM Standards:
Lesson Summary:

In this lesson, students learn how to factor difference of square polynomials using algebra tiles and the formula a² - b² = (a + b)(a - b). The lesson also includes practice problems for factoring trinomials and perfect squares. Additionally, the instructor shares a mental math trick for multiplying large numbers using the difference of squares formula. Recognizing the difference of squares can simplify factoring and make the process much quicker.

Lesson Description:

Factoring difference of square polynomials, including a way to multiply large numbers with mental math. Also, more factoring trinomial practice.

• How do you factor a difference of squares?
• What is a difference of squares?
• #### Staff Review

• Currently 4.0/5 Stars.
A good explanation of how to factor a difference of squares, including several special case examples. In case you confuse methods for factoring different polynomials, this has some trinomials mixed in as well. A well-taught lesson with a good homework assignment added in.
• #### Cedric

• Currently 1.0/5 Stars.
I dont get it! Help