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Lesson Plan
Curated OER

What Are You - Prime or Composite

For Teachers 8th - 10th
Students explore the concept of prime factorization. In this prime factorization lesson, students participate in an activity where they find the prime factorization and greatest common factor of a number derived from their name. Students...
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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 activity, students review integers, whole numbers, and elements. Students use computers to create a Venn Diagram for number sets. Students...
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Lesson Plan
Curated OER

Prime Factorization

For Teachers 5th - 6th
Students work with prime numbers. In this prime factorization instructional activity, students review writing numbers in their prime factorization form and solve multiple problems.
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Worksheet
Curated OER

Number Theory Worksheet 2: The Sieve of Eratosthenes

For Students 4th - 6th
in this number theory worksheet, students use the Sieve of Eratosthenes to find all primes up to the number 100. Students follow the directions to circle primes and multiples on the hundred chart.
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Worksheet
Curated OER

Number Theory Worksheet 2: The Sieve of Eratosthenes

For Students 5th - 6th
In this primes and multiples worksheet, students follow the directions to circle primes and multiples on a hundred chart until all prime numbers from 1 to 100 are circled. This is called the Sieve of Eratosthenes.
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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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Worksheet
Curated OER

Logical Problem Solving

For Students 7th
In this logical problem solving worksheet, 7th graders solve and complete 4 different types of problems. First, they fill in the boxes for each balance problem. Then, students state whether each statement given is true or false and give...
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Lesson Plan
Curated OER

Learning About Prime and Composite Numbers

For Teachers 6th - 8th
Students explore the concept of prime and composite numbers. In this prime and composite numbers lesson, students determine if a number is prime or composite.
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Lesson Plan
Curated OER

Prime Factorization

For Teachers 5th - 6th
In these prime factorization worksheets, students make a factor tree of the given numbers and then write the answers using exponential notation. Students then use multiplication to check their factoring work. Students evaluate the...
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Worksheet
Curated OER

Factors

For Students 5th - 6th
In this set of factors worksheets, students explore factoring, prime numbers, highest common factor, least common multiple, and exponents and powers. There are seventeen total problems on four separate worksheets. There is an answer sheet.
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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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Worksheet
Curated OER

Number System

For Students 4th - 5th
In this number system worksheet, students complete several questions writing number sets for natural numbers, odd numbers, and prime numbers.
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Worksheet
Curated OER

Prime and Composite Numbers Optical Illusion

For Students 4th - 6th
In this prime and composite numbers practice worksheet, students sharpen their math skills as they identify numbers as prime or composite to solve the optical illusion puzzle.
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Worksheet
Curated OER

Factoring

For Students 9th
In this factoring worksheet, 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 cannot be factored.
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Worksheet
Curated OER

Factors and Greatest Common Factor

For Students 9th
In this factors and greatest common factor worksheet, 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, they...
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Worksheet
Curated OER

Factoring Numbers

For Students 4th - 6th
In this factoring worksheet, students read about composite and prime numbers. They then read through 2 example problems regarding factors. Finally, students solve the 6 problems at the bottom of the page.
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Worksheet
Curated OER

5th Grade Math Sheet

For Students 5th
In this 5th grade math activity, 5th graders solve 10 various types of questions that include place value and prime numbers. First, they find the least common multiple of two numbers. Then, students determine the value of an equation...
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Worksheet
Curated OER

Divisibility

For Students 6th
In this divisibility worksheet, 6th graders solve 10 different problems that include determining whether various numbers are divisible by other numbers. They write yes on the line provided if the number is divisible or no if the number...
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Worksheet
Curated OER

Using Divisibility

For Students 7th
In this divisibility worksheet, 7th graders solve 10 different problems related to using divisibility rules to solve each one. They use the clue given for each problem to fill in the missing digit. Students determine which prime number...
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Worksheet
Curated OER

Complement of an Event

For Students 9th
In this probability learning exercise, 9th graders solve 10 different problems that complement a particular event. First, they determine the probability of landing on a sector that is not black after spinning the spinner. Then, students...
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Lesson Plan
Curated OER

Integers - Week 10

For Teachers 10th - 12th
In this integer worksheet, students identify the number of positive divisors in a given function, determine the number of integers that satisfy an equation, and solve equations with exponents. This two-page worksheet contains nine...
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Worksheet
Curated OER

Identify Numbers

For Students Higher Ed
In this identify numbers activity, students identify prime, composite, perfect, deficient, and abundant numbers listed on a one-hundred board. This two-page activity contains one-hundred numbers on each page.
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Worksheet
Curated OER

Primes and Triples

For Students 12th - Higher Ed
In this primes instructional activity, students list three triples that are generated by formulas. They explain how to generate these formulas and discuss the Pythagorean Triples. This one-page instructional activity contains one...
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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.