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Worksheet
Curated OER

My Test Book: Rational and Irrational Numbers

For Students 6th - 8th
In this online interactive math skills worksheet, middle schoolers solve 10 multiple choice math problems regarding rational and irrational numbers. Students may submit their answers to be scored.
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Lesson Plan
Curated OER

Sets and the Venn Diagram

For Teachers 4th - 5th
Students review number sets and complete a Venn Diagram for number sets. In this number sets lesson, students review integers, whole numbers, and elements. Students use computers to create a Venn Diagram for number sets. Students...
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Worksheet
Curated OER

Changing Improper Fractions to Mixed Numbers

For Students 6th
In this changing improper fractions to mixed numbers worksheet, 6th graders solve four columns of twelve improper fraction plus six review problems at the bottom of the page.
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Worksheet
Curated OER

Unit 2 Section 2: Prime Factors

For Students 7th - 8th
In this prime factors learning exercise, learners make six factor trees. They tell the prime factorization for eight numbers. Students answer three questions regarding the prime factorization of numbers.
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Worksheet
Curated OER

Pair of Dice Worksheet

For Students 4th - 6th
In this probability worksheet, students problem solve 5 word problems involving finding the probability of 5 scenarios from rolling a pair of dice.
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Worksheet
Curated OER

Data Management and Probability: Applications

For Students 8th
In this data management and probability applications worksheet, 8th graders solve 20 various types of probability problems. They find the mean, median, mode and range of various numbers. Then, students use the spinner illustration to...
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Worksheet
Curated OER

Number facts

For Students 9th - 11th
In this number facts worksheet, students determine the number associated with each of the twenty-five facts provided.  Students then need to determine how the answers are related to each other.  Answers are provided at the end of the...
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Lesson Plan
Curated OER

Number Line Mathematics

For Teachers 3rd - 4th
Students translate problem situations into diagrams, models, and numerals using whole numbers, fractions, mixed numbers, decimals, and percents. They identify that numbers in different forms are equivalent or not equivalent using whole...
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Worksheet
Curated OER

Finding All Those Prime Factors

For Students 9th - 12th
For this algebra worksheet, high schoolers complete a chart that finds the prime factors, prime factorization, and writing them with powers as well as interpret the chart. There 16 questions.
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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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Worksheet
Curated OER

Factors

For Students 3rd - 5th
Factoring numbers helps prepare scholars for fractions and algebra, so build confidence by drilling this skill and promoting reflection in the process. Scholars start by listing factors for 18 numbers, none of which exceed 30. Next, they...
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Lesson Plan
Curated OER

The Five Number Game

For Teachers 3rd - 5th
Students explain what it means to square numbers. They explain what it means to cube numbers. Students define prime numbers using their own language. They are introduced to the problem by playing one game as a class.
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Lesson Plan
Curated OER

Math: Am I Prime?

For Teachers 7th
Seventh graders determine the difference between prime and composite numbers. On a Website, they discover a method to identify all the prime numbers up to 100 and also complete several online activities. Once they have discussed the...
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Worksheet
Curated OER

Make a Factor Tree

For Students 5th - 6th
In this factoring worksheet, students solve 9 problems in which a two or three digit number is factored using a factor tree. Each number is in its own box. There are no examples.
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Lesson Plan
Curated OER

Prime and Composite Numbers

For Teachers 6th
Sixth graders inspect prime and composite numbers. Using graph paper, they draw as many different shaped rectangles as possible. They use the dimensions of the rectangles to discuss prime and composite numbers. Students create a chart...
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Lesson Plan
Curated OER

Prime and Composite Numbers

For Teachers 6th
Sixth graders identify prime and composite numbers. They participate in a hands-on activity to discover the multiples and factors of specified numbers. They write a paragraph to explain representing factors.
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Worksheet
Curated OER

Least Common Multiple

For Students 6th - 9th
Give students detailed instructions on how to find the Least Common Multiple as well as practice with this thorough introductory worksheet. Instructions for this worksheet include an explanation of both guess and check as well as prime...
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Lesson Plan
Curated OER

Prime and Composite

For Teachers 6th - 8th
Middle schoolers explore prime and composite numbers. In this prime and composite numbers lesson, students discover the difference between prime and composite. Middle schoolers practice as a class then do independent practice.
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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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Lesson Plan
Institute of Electrical and Electronics Engineers

Public Keys, One Way Functions and Hard Problems

For Students 6th - 9th Standards
Use paint to teach about cryptography. Scholars explore public key cryptography by attempting to mix a secret color using paint. After the activity, they investigate the Diffie-Hellman method using prime numbers, exponents, and modular...
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Worksheet
Curated OER

Number Sense and Numeration: Multiples, Factors and Square Roots

For Students 6th - 8th
A great resource for any math teacher covering multiples, factors or square roots; this worksheet walks young mathematicians through the logic behind factoring and square roots with a systematic set of problems which gradually increase...
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Worksheet
Curated OER

Factors and Greatest Common Factor

For Students 9th
In this factors and greatest common factor learning exercise, 9th graders solve and complete 14 different problems. First, they state whether each number is prime or composite. Then, students find the prime factorization. In addition,...
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Lesson Plan
Curated OER

Quickies Final Hints And Answers

For Teachers 6th - 8th
In this math worksheet, students examine the numbers while looking for the number patterns. They determine the values of the missing variables.
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Worksheet
Curated OER

Factoring

For Students 9th
In this factoring instructional activity, 9th graders solve and complete 12 different problems. First, they factor each polynomial completely, writing their parentheses first. Then, students write prime next to each polynomial that...

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