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Lesson Plan
Curated OER

Conversion Factors

For Teachers 9th - 12th
In this conversion factors worksheet, students convert 15 measurements from one unit in the SI system of measurement to another unit. Students show their work and indicate the unit of measurement. Conversion factors are given.
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Worksheet
Curated OER

Conversion Factors

For Students 9th - 12th
In this conversion factor worksheet, students convert 15 problems within the SI system of measurement. They show their work and indicate the proper units.
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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...
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Worksheet
Curated OER

Find the Prime Factors

For Students 4th - 7th
Find prime factors can be grasped through visualization, which is exaclty what these digrams will help your learners do. For each, they examine a double-digit number and several paths connecting from it. They fill in the factors, prime...
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Lesson Plan
Curated OER

Limiting Factors for Populations

For Teachers 7th - 10th
The "Bottled Bacteria" activity instructions are a bit unclear, but the remaining activities investigating limiting factors in ecosystems are well-written. Learners model the exosystem of a bear and a herd of deer. They set up a...
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Lesson Plan
Curated OER

Exploring Arizona's Biotic Communities Lesson 4: Which Team Are You On?

For Teachers 6th - 10th
Who is not drawn to trading cards? In this lesson, junior ecologists create a trading card of an animal or plant from one of Arizona's biotic communities. Gorgeous sample cards are provided in the lesson plan as well as a plethora of...
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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.
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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.
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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.
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Lesson Plan
Curated OER

Greatest Common Factor and Least Common Multiple Story Problems

For Teachers 4th - 5th
In 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.
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Worksheet
Curated OER

Factoring Polynomials: GCF and Factoring by Grouping

For Students 9th - 12th Standards
Work your way through factoring polynomials with a worksheet that starts with the GCF and ends with factoring by grouping. Each page provides an example as well as an answer key for each section. 
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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...
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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 multiplication...
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Worksheet
Curated OER

Decompose a Factor

For Students 2nd - 5th
Mental multiplication just got easier! Clue your class into this multiplication shortcut as they decompose factors and add smaller products. For the first set of problems, they read the instructions, view an example, and then break down...
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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.
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Lesson Plan
Carolina K-12

Factors of Production and Economic Decision-Making

For Teachers 10th Standards
Class members begin this engaging economics activity by listing all the resources used in producing a car and using that example to draw parallels to the four primary factors of production: capital goods, labor, natural resources, and...
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Worksheet
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Curriculum Corner

Find the Factors

For Students 4th Standards
Challenge mathematicians to show what they know with a worksheet all about factoring. Scholars factor seven given numbers to identify which of the variety of choices does not belong. 
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Interactive
National Council of Teachers of Mathematics

Scale Factor

For Students 6th - 12th Standards
Does doubling mean everything doubles? Learners adjust the scale factor between two rectangles. Using the calculated measurements, pupils investigate the ratios between the lengths, perimeters, and areas of the rectangles.
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PPT
Curated OER

Factors, Primes, Squares

For Teachers 5th - 6th
Teach the joys of factoring and introduce prime and square numbers. Upper elementary learners are introduced to these concepts through complete definitions, examples, and practice problems. A variety of strategies, such as factor trees...
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Lesson Plan
Curated OER

Steps to Factor a Polynomial

For Teachers 9th - 12th
Students explore the concept of factoring polynomials.  In this factoring polynomials worksheet, students factor using a GCF, by grouping, a difference of two squares, two cubes, etc. 
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Lesson Plan
Curated OER

Factors and Fractions

For Teachers 5th - 6th
Find the greatest common factor of numbers. Learners review prime and composite numbers and how to find the prime factorization of a number. They also review the greatest common factor, least common multiple, and learn new ways to find...
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Lesson Plan
Curated OER

Greatest Common Factor

For Teachers 10th - 12th
For this greatest common factor worksheet, students find the GCF of given terms. This one-page worksheet contains 16 problems, with answers.
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Worksheet
Curated OER

Greatest Common Factor

For Students 5th
In this problem solving worksheet, 5th graders practice solving the greatest common factors for 7 sets of whole numbers. Students write their answers in the boxes provided.
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Lesson Plan
Curated OER

College Prep Algebra, GCF and Factor By Grouping

For Teachers 8th - 9th
In this algebra worksheet, pupils factor out common terms from 20 polynomials. On several they will group two pairs of terms and factor to find the common elements.

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