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Interactive
CK-12 Foundation

Factorization of Quadratic Expressions: Boxes for Factoring

For Students 9th - 11th Standards
Create rectangles from the terms of a trinomial. The interactive provides virtual algebra tiles for participants to use to create quadratic trinomials. Pupils use the tiles and arrange them into a rectangle to find the factors of the...
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Lesson Plan
Howard County Schools

Factoring Trinomials Using Tiles

For Teachers 8th - 10th Standards
What's the opposite of multiplying binomials? Learners apply their previous knowledge of multiplying binomials using algebra tiles to factor trinomials. The lesson introduces factoring as a process that uses algebra tiles to...
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Worksheet
Curated OER

Factoring Trinomials (a=1)

For Students 8th - 10th
In this factoring trinomials learning exercise, students factor twenty-six trinomial expressions. One problem is not factorable, one is a perfect square, and seven problems require students to factor out a common integer prior to...
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Lesson Plan
Curated OER

Factoring Perfect-Square Trinomials and Differences of Squares

For Teachers 8th - 9th
In this algebra worksheet, students factor expressions into the product of two binomials. Four of the problems involve factoring perfect square trinomials. The remaining eight problems require students to factor problems that are the...
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Lesson Plan
EngageNY

Advanced Factoring Strategies for Quadratic Expressions (part 2)

For Students 9th - 10th Standards
What do you do with a difficult-to-factor quadratic expression? This instructional activity provides the answer. Pupils learn a grouping strategy to help factor trinomials. When guess and check seems too tedious, this method is the...
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Lesson Plan
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West Contra Costa Unified School District

Factoring Quadratic Expressions

For Teachers 8th - 10th Standards
Factor in different strategies in a lesson for factoring quadratics. Young mathematicians first create tables and area models to factor quadratic trinomials into two binomials by guess and check. Learners then investigate how they can...
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Lesson Plan
Curated OER

Factoring Trinomials

For Teachers 8th - 9th
In this algebra worksheet, learners factor twelve trinomial expressions into a binomial multiplication expression. In four of the problems, they must first factor out the common elements from the three terms.
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Lesson Plan
Curated OER

Factoring Expressions

For Teachers 9th - 12th
In this factoring worksheet, students factor guided monomials, then binomials, and work their way to trinomials. There are 8 questions with multiple parts.
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Worksheet
Curated OER

Math Regents Exam Questions: Factoring Trinomials

For Students 9th - 11th
In this factoring worksheet, students simplify trinomials.  They factor given expressions containing three terms.  This two-page worksheet contains 4 multiple-choice problems.  Answers are provided on the last page.
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Worksheet
Curated OER

Factoring Trinomials

For Students 9th - 11th
In this Algebra I/Algebra II worksheet, students factor trinomials with a leading coefficient on one.  The one page worksheet contains four multiple choice questions.  Answers are included. 
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Worksheet
Curated OER

Adding and Subtracting Rational Expressions

For Students 7th - 9th
In this adding and subtracting rational expressions worksheet, students solve 22 problems with complex denominators. Eight problems have common denominators, for the other 14, students must first multiply to find the common denominator.
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Worksheet
Curated OER

Simplifying Rational Expressions

For Students 9th
In this rational expressions worksheet, 9th graders identify and solve 20 different problems that include simplifying various types of rational expressions. First, they define and describe a rational expression and how to find its...
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Worksheet
Curated OER

Simplifying Rational Expressions

For Students 10th - 11th
In this rational expression worksheet, students simplify rational expressions. Explanations and examples are provided. This two-page worksheet contains 20 problems, with answers listed at the end of the document.
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Lesson Plan
EngageNY

Advanced Factoring Strategies for Quadratic Expressions (part 1)

For Students 9th - 10th Standards
Factoring doesn't have to be intimidating. Build on prior knowledge of multiplying binomials and factoring simple trinomials to teach advanced factoring of quadratic expressions with a lesson that uses various methods of exploring the...
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Lesson Plan
EngageNY

Multiplying and Factoring Polynomial Expressions (part 2)

For Students 9th - 10th Standards
If you can multiply binomials, you can factor trinomials! This is the premise for a lesson on factoring. Pupils look for patterns in the binomials they multiply and apply them in reverse. Examples include leading coefficients of one and...
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Worksheet
Curated OER

Factoring a Trinomial

For Students 8th - 9th
In this algebra worksheet, students factor twenty trinomials into the appropriate binomial pair. Students may self-correct their work by selecting the link at the bottom of the page.
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Worksheet
Curated OER

Factoring Trinomials

For Students 9th - 11th
In this Algebra I/Algebra II worksheet, students factor by pulling out the greatest common factors and factor trinomials in which the lead coefficient is one.    The one page worksheet contains thirteen free response questions.  Answers...
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Lesson Plan
Curated OER

Using CAS and algebra tiles with Expanding and factoring trinomials

For Teachers 9th
Ninth graders investigate multiplication of binomials and factoring of trinomials.  In this Algebra I lesson, 9th graders compare and contrast expansion and factoring using algebra tiles and a TI-89.
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Worksheet
Curated OER

Expressions and Operations

For Students 9th
For this expressions and operations worksheet, 9th graders solve and complete 5 different multiple choice problems. First, they determine the complete factorization of various trinomials. Then, students find the equivalent equation to a...
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Worksheet
Curated OER

Expressions and Operations

For Students 9th
In this expressions and operations instructional activity, 9th graders solve and complete 10 different multiple choice problems that include various types of expressions. First, they determine the complete factorization of a given...
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Worksheet
Curated OER

Factoring Trinomials

For Students 10th - 12th
In this factoring worksheet, students factor given trinomials. They examine the expression and use the substitution method to factor the problem. This one-page worksheet contains ten problems.
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Assessment
Mathematics Assessment Project

Sidewalk Stones

For Students 9th - 12th Standards
One block, two blocks, white blocks, gray blocks. In the high school assessment task, learners investigate patterns of sidewalk stones to develop a quadratic expression for each colored block. Young mathematicians then use the expression...
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Instructional Video15:22
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Flipped Math

Greatest Common Factor

For Students 9th - 10th Standards
Break it down to solve it. Learners watch a video on how to factor out the greatest common factor for algebraic expressions. They see how to use factoring and the zero product property to solve polynomial equation and practice their...
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Worksheet
Curated OER

Expressions and Operations

For Students 9th
In this expressions and operations worksheet, 9th graders solve and complete 5 different multiple choice problems. First, they determine the complete factorization of various trinomials given. Then, students find the length and width of...