Activity
Other

College of Early Learning: Algebra Review

For Students 9th - 10th Standards
This site uses pictures to discuss dimension and base. The algebraic naming of measurements is included as well as factoring polynomial numbers.
Activity
Other

Interactive Algebra: Factoring, Lesson 2 1

For Students 9th - 10th
An interactive solver allows you to factor quadratic polynomials. The solver provides hints to help you factor before seeing the answer. Note: These quadratics have a leading coefficient of 1.
Activity
Other

Interactive Algebra: Factoring With Negatives

For Students 9th - 10th
These randomly generated polynomials allow you practice factoring. Some of the polynomials contain leading coefficients that are negative. Hints are available when needed and, when ready, you can check your answer.
Activity
Other

Interactive Algebra: Factoring Helper

For Students 9th - 10th
This interactive site allows you to enter a quadratic expression and work through the steps of factoring. Hints and the answer are available to help with the process.
Unit Plan
Sophia Learning

Sophia: Factoring Quadratic Equations When a ? 1: Lesson 5

For Students 9th - 10th
This lesson will review how to factor and solve a quadratic equation when a ? 1. It is 5 of 5 in the series titled "Factoring Quadratic Equations when a ? 1."
Whiteboard
ClassFlow

Class Flow: Quadratics Zeros

For Teachers 9th - 10th Standards
[Free Registration/Login Required] Graph parabolas and discover the zeros. Calculate the roots by factoring.
Activity
Wyzant

Wyzant: Finding a Gcf

For Students 9th - 10th Standards
In this lesson from WyzAnt, students learn how to find the greatest common factor (GCF) for numbers and expressions. There are practice problems and a GCF calculator for assistance.
Activity
Purple Math

Purplemath: Factoring Quadratics: The Simple Case

For Students 9th - 10th
This Purplemath lesson describes how to factor a trinomial. It also gives sample problems for the students to try interactively. The lesson expresses how to check the answer by multiplying through.
Website
Wyzant

Wyzant: Factoring Numbers

For Students 3rd - 8th
Never quite understood factors? This site explains it all. Review what a factor is and how to find it.
Activity
Wyzant

Wyzant: Factoring a Gcf From an Expression

For Students 9th - 10th
This tutorial demonstrates how to factor the GCF out of a polynomial expression. An online worksheet is provided for extra practice.
Activity
Varsity Tutors

Varsity Tutors: Hotmath: Algebra Review: Factoring by Grouping

For Students 9th - 10th
Find a quick, concise explanation of how to factor by grouping. Several examples are given and clearly explained.
Activity
Varsity Tutors

Varsity Tutors: Hotmath: Algebra Review: Factoring Monomials

For Students 9th - 10th Standards
Find a quick, concise explanation of how to factor monomials. An example is given and clearly explained.
Whiteboard
ClassFlow

Class Flow: Reducing or Simplifying Fractions

For Teachers 3rd - 8th Standards
[Free Registration/Login Required] This flipchart introduces how to simplify or reduce a fraction to the lowest terms. Prerequisites include: multiplying fractions, factoring, introduction to the concept of the Greatest Common Factor.
Whiteboard
ClassFlow

Class Flow: Factor Practice

For Teachers 9th - 10th
[Free Registration/Login Required] This flipchart will bring students up to the board to practice factoring and multiplying binomials. There is also a blank page for you to add your own factors. This is a self checking flipchart.
Whiteboard
ClassFlow

Class Flow: Factoring Trinomials

For Teachers 9th - 10th
[Free Registration/Login Required] In this flipchart students are led on a discovery of the patterns found in factoring trinomials. They apply the patterns to factor.
Whiteboard
ClassFlow

Class Flow: Factoring Trinomials

For Teachers 6th - 9th
[Free Registration/Login Required] This flipchart shows a process for factoring trinomials. It includes a partner activity and questions that can be used with the Activotes.
Activity
Math Is Fun

Math Is Fun: Factoring (Introduction)

For Students 9th - 10th
Students learn about factoring in this mathematics resource. Topics include factoring identities and common factors. The resource consists of definitions and examples related to factoring.
Activity
University of Cambridge

University of Cambridge: Nrich: What's Left?

For Students 3rd - 5th
On this one page website sharpen your logic and factor recognition skills while working on this challenge. The solution is available to double check your solution.
Activity
Interactive Mathematics

Interactive Mathematics: Factoring Trinomials

For Students 9th - 10th
Several examples are given to demonstrate how to factor trinomials. For polynomials that appear to be unfactorable, examples are given of how to factor them by grouping.
Activity
Interactive Mathematics

Interactive Mathematics: Factoring and Fractions

For Students 9th - 10th Standards
Polynomials are the focus of these lessons, concentrating on factoring and special products to work with rational expressions. Interactive tools of Live Math and Scientific Notebook are used to provide animated solutions to the examples....
Whiteboard
ClassFlow

Class Flow: Factoring, Prime and Composite

For Teachers 3rd - 8th Standards
[Free Registration/Login Required] This flipchart defines factors, prime number, and composite numbers. It gives step-by-step instructions on how to list all the factors of a whole number and then identify the number as a prime number or...
Activity
National Council of Teachers of Mathematics

The Math Forum: Understanding Algebraic Factoring

For Students 9th - 10th
This site from the Drexel University explains the principles of factoring symbolically using algebra tiles.
Handout
Purple Math

Purplemath: Simple Factoring

For Students 9th - 10th Standards
Demonstrates how to factor simple polynomial expressions such as "2x + 6".
Handout
Purple Math

Purplemath: Factoring Polynomials: How To

For Students 9th - 10th Standards
Demonstrates the steps involved in factoring a general polynomial, including using the Rational Roots Test and synthetic division. Shows how to "cheat" with a graphing calculator.