Worksheet
Curated OER

Using Factor Trees

For Students 5th - 6th
In this math worksheet, students read about how to create a factor tree. Students use factor trees to determine the prime factors of 16 numbers.
Worksheet
Curated OER

Working With Common Factors and Common Multiples

For Students 5th - 6th
In this math worksheet, students learn to find common factors and common multiples for sets of numbers. First students circle the common factors they see in the examples given. Then students list the factors and multiples for each number...
Lesson Plan
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Illustrative Mathematics

Numbers in a Multiplication Table

For Teachers 3rd - 5th Standards
Identifying patterns is a crucial skill for all mathematicians, young and old. Explore the multiplication table with your class, using patterns and symmetry to teach about square numbers, prime numbers, and the commutative and identity...
PPT
Curated OER

Factor Pairs

For Teachers 5th - 6th
This presentation covers a lot of ground. Square numbers, metal math computations, commutative property, ordering positive and negative integers, factoring, and real world problem solving are all covered. Use over the course of several...
Lesson Plan
Curated OER

Prime and Composite Numbers

For Teachers 6th - 7th
Prime and composite numbers are the focus of this mathematics lesson. In it, learners practice techniques for identifying these two types of numbers. They utilize the Inspiration program to complete a task that is clearly explained, and...
Interactive
Scholastic

Study Jams! Prime & Composite Numbers

For Students 3rd - 6th Standards
Prime or composite, that is the question. Teach your class how to find the answer with this step-by-step presentation that defines and provides examples of each type of number. When addressing larger numbers, divisibility rules are...
Worksheet
Curated OER

Greatest Common Factor

For Students 3rd - 5th
These multiples share a few factors, but which one is the greatest? Scholars list the factors for various number pairs, first just indicating common factors. Next, they do the same but write down the greatest common factor. Finally,...
Worksheet
Curated OER

Case of the Stolen Factors

For Students 3rd - 5th
This identifying the missing factors in multiplication worksheet haspupils use the stolen factors clues to help solve and check the answers. They solve 20 problems.
Instructional Video5:11
Corbett Maths

Enlargements with Negative Scale Factor

For Students 6th - 12th Standards
How will a scale factor affect a figure—negatively? Using a grid, the narrator of an engaging video performs a dilation with a negative scale factor. The presenter compares a positive scale factor with a negative scale factor to explain...
Lesson Plan
Curated OER

Plotting Numbers and Test

For Teachers 6th
Sixth graders create a human number line. They determine the correct placement of various numbers ranging from -4 to 4. Additionally, they will determine the placement of numbers written as fractions and/or decimals.
Lesson Plan
Illustrative Mathematics

Factors and Common Factors

For Teachers 5th - 7th Standards
This is an exercise in finding the greatest common factor of two whole numbers. Use in direct instruction or as part of your guided practice. Make up additional problems for home work. It also can be used as a mini-assessment or test...
Lesson Plan
Curated OER

Composite and Prime Numbers

For Teachers 4th
Young math whizzes determine if a number is prime or composite. They use counters to participate in activities that show prime and composite numbers.
Worksheet
Curated OER

Multiply by Two-Digit Numbers

For Students 3rd - 5th
If it's a simple set of two-digit multiplication problems you need, you've found it! There are 16 problems here, each with two double-digit factors. Learners find the products and regroup. There are examples to get them started, but none...
Interactive
Curated OER

Greatest Common Factor - OnlineMathLearning.com

For Students 5th - 7th
Use this greatest common factor worksheet to have your charges find the GCF of 3 numbers in each problem that are two and three-digit numbers. They complete 12 problems.
Lesson Plan
Curated OER

Greatest Common Factor Using a Gradual Method

For Teachers 5th - 8th
Learners make a list of factors of two numbers and circle the greatest common factor for both. They complete 20 problems.
Worksheet
Curated OER

Using a Factor Tree to Find the GCF

For Students 4th - 6th
Learners use the example of a factor tree to find the greatest common factor of three numbers in four problems.
Lesson Plan
Curated OER

Greatest Common Factor and Least Common Multiple Story Problems

For Teachers 4th - 5th
For this story problems worksheet, students determine whether to find either the greatest common factor or the least common multiple in order to solve the problem.
Activity
Math Learning Center

Grade 5 Supplement Set A2 – Number and Operations: Primes, Composites and Common Factors

For Teachers 5th Standards
Incorporate riddles into your math lesson by having students make tree factors and determine if the number is a prime or composite. They will also use other clues to find the answer to the riddle while sharpening their...
Interactive
CK-12 Foundation

Greatest Common Factor Using Factor Trees

For Students 6th Standards
Beginning with a description that sets the stage, learners are asked to break down the numbers 42 and 63 to find the greatest common denominator using factor trees. As they work through the factoring process, young mathematicians are...
Interactive
CK-12 Foundation

Limiting Factors to Population Growth: Graphing Population Growth

For Students 7th - 8th Standards
If any of the limiting factors in an environment change, both animal and plant populations also change. The video explains two different models of growth and the impact of limiting factors. It highlights the carrying capacity of an...
Worksheet
Curated OER

Factors and Factorization

For Students 6th - 8th
In this factors worksheet, students list all factors of given numbers.  All numbers are positive and contain two to three digits.  This four-page worksheet contains 28 problems.  Answers are provided.
Worksheet
Curated OER

Factorization

For Students 9th - 11th
In this algebra worksheet, studentss factor numbers using prime factorization.  They factor all the way to the prime numbers and then simplify. There are 10 questions with an answer key.
Worksheet
Curated OER

Factors

For Students 4th - 5th
In this factors worksheet, students solve 10 problems in which a one or two digit number is analyzed and all the factors are listed. No examples are provided.
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...