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Worksheet
Curated OER

Least Common Multiple

For Students 8th
In this least common multiples worksheet, 8th graders solve 20 different problems that include determining the least common multiple for each set of numbers. They first list the prime factors of each number given in the statement. Then,...
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Lesson Plan
Curated OER

Mission: Finding the LCM using Prime Factorization

For Teachers 5th - 6th
In this prime factorization worksheet, students find the least common multiple of the given pair of numbers using factor trees. Students solve 10 problems.
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Worksheet
Curated OER

Common Factors

For Students 6th
In this common factors worksheet, 6th graders solve 20 different problems that include various types of common factors. First, they determine the greatest common factor for each pair of numbers listed. Then, students determine the least...
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Worksheet
Curated OER

Greatest Common Factor and Division

For Students 5th - 8th
In this greatest common factor and division activity, students answer word problems about the greatest common factor and division of numbers. Students complete 10 multiple choice questions.
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Lesson Plan
Curated OER

Factor Cards

For Teachers 3rd - 4th
Young scholars are introduced to the concept of factorization. Individually, they are given seven cards and turn over one card at a time. They take the card and place it on top of the pile and identify the common factor with the one they...
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Worksheet
Curated OER

My Test Book: Multiples and Prime Factorization

For Students 5th - 7th
In this math skills instructional activity, students solve 10 multiple choice math problems regarding prime factorization and multiples. Students may view the correct answers.
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Interactive
Curated OER

My Test Book: Factors and Prime Numbers

For Students 5th - 7th
In this online interactive math skills worksheet, students solve 10 multiple choice math problems regarding factors and prime numbers. Students may submit their answers to be scored.
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Lesson Plan
Curated OER

Risk Factor Roulette

For Teachers 10th - 12th
Students examine "multiple chemical sensitivity" and how it relates to genetic variation and environmental factors. They read an article, conduct research, and identify risk factors related to chemical sensitivity, asthma, breast cancer,...
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Worksheet
Curated OER

Factoring the Difference of Two Perfect Squares

For Students 9th - 11th
In this Algebra I/Algebra II instructional activity, students factor the difference of two perfect squares.  The one page instructional activity contains five multiple choice questions.  Answers are included. 
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Lesson Plan
1
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Curated OER

Multiplicity of Zeros of Functions

For Teachers 9th - 12th Standards
Pupils identify the multiplicity of exponents as they graph polynomials. They write equations for a function given the zeros of the function and work backwards from solving equations.
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Lesson Plan
Curated OER

Factors, Prime Factorization, Multiples

For Teachers 7th
Seventh graders examine Prime Factorizations, Multiples, and Factors. In this prime number, factorization, and multiples lesson plan, 7th graders identify greatest common factors and least common multiples. Students use problem solving...
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Interactive
Curated OER

Least Common Multiple: Post Test

For Students 4th - 8th
In this least common multiple worksheet, students answer multiple choice questions about the least common multiple of numbers and rules on how to find it. Students complete 10 questions total.
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Worksheet
Helping with Math

Prime Factorization with Factor Trees (2 of 2)

For Students 3rd - 5th Standards
The publisher has tagged this resource as designed to meet CCSS.Math,Content.6.NS.4, but it really is only the first step in the process of determining least common multiples and greatest common factors. Six numbers are given for...
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Worksheet
Curated OER

Greatest Common Factor

For Students 4th - 5th
In this GCF learning exercise, students fill in missing numbers in factor trees and write the prime factorization to find the greatest common factor. Worksheet includes links to answers and additional worksheets.
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Worksheet
Curated OER

Greatest Common Factor #2

For Students 4th - 5th
In this GCF worksheet, students fill in missing number in factor trees, then determine whether numbers are prime or composite. Worksheet includes links to answers and additional worksheets.
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Worksheet
Curated OER

Multiples Worksheet (2 of 2)

For Students 4th - 6th Standards
In this multiples practice worksheet, students examine eight 1 and 2-digit numbers. Students record the first 8 multiples for each of the numbers. An example is provided.
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Worksheet
Helping with Math

Factors with Prime and Composite Numbers (2 of 2)

For Students 4th - 6th Standards
Ten two-digit numbers are listed for fourth graders to factor. Once they have factored each, they circle whether the original number is prime or composite. If you click on the "Print Worksheet" button, the printable spreads the problems...
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Lesson Plan
Curated OER

Factors

For Teachers 3rd - 6th
Practice factoring numbers by using graph paper, manipulatives and computer applets.
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Unit Plan
National Security Agency

Fraction Fever

For Teachers 4th - 5th Standards
This unit on fractions allows for upper-aged elementary learners to explore ways to find the greatest common factor and least common multiple of two numbers. Ultimately, young mathematicians will be able to identify equivalent fractions,...
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Handout
1
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West Contra Costa Unified School District

Simplifying Fractions

For Students 3rd - 6th Standards
Encourage family participation at home with a reference tool designed to support learners' practice of simplifying fractions. Two pages offer detailed descriptions and labeled examples. 
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Assessment
Science Matters

Post-Assessment

For Teachers 3rd - 5th
Twenty questions make up an assessment designed to test super scientists' knowledge of ecosystems. Scholars answer multiple-choice and short-answer questions about organisms, food chains, energy flow, and more.
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Activity
Illustrative Mathematics

Sand Under the Swing Set

For Teachers 7th - 9th Standards
Help the local elementary school fix their playground by calculating the amount of sand needed near the swing set. The problem practices setting up proportions and ratios with three different options for solving. You can chose the option...
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Activity
101 Questions

Shipping Routes

For Teachers 6th - 8th Standards
The product of the hard work is learning. Scholars use a simulation tool to collect information to analyze. They must decide when two ships traveling back and forth across a river at different rates will meet on the same side. The intent...
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Lesson Plan
Virginia Department of Education

Attributes of a Rectangular Prism

For Teachers 7th
A change is coming. Pupils use unit cubes to investigate how changes in the length, width, and/or height affects volume and surface area. They extend the results to write and test predictions on the effect of changing multiple sides on...