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Worksheet
Curated OER

Prime Numbers

For Students 4th - 5th
Prime numbers are the focus of this math learning exercise. Students follow directions to identify prime numbers on a hundreds chart. Students follow clear directions in order to find a total of 25 prime numbers on the chart.
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Worksheet
Curated OER

7th Grade Mathematics Booklet

For Students 7th
In this 7th grade mathematics compilation worksheet, 7th graders solve and complete 40 various types of mathematics problems. They determine the measure of various angles and the side-lengths in integers of a square. Students also...
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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

Rationals

For Students 9th
In this rational numbers worksheet, 9th graders solve 14 various types of problems relating to rational numbers that include simplifying each equation and reducing to lowest terms to using the order of operations to simplify equations....
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Lesson Plan
Curated OER

Factor Game (Number Theory)

For Teachers 6th - 8th
Students use a Factor Board game to identify the properties of prime, composite, abundant, deficient and perfect numbers. The game is comprised of the numbers from 1 to 30 placed in a 5 by 6 grid. Pupils figure out they can score more...
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Lesson Plan
Curated OER

Grade 5: Multiple Towers

For Teachers 5th
Fifth graders use interlocking cubes to build towers to represent factors of numbers and place the towers in the appropriate places on a Tower chart in order to look for patterns. They work in partner groups, and finish by writing...
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Lesson Plan
Curated OER

Sieve of Eratosthenes

For Teachers 5th - 8th
Students discover the Sieve of Erathosthenes. They explore a method to find all the prime numbers in a group of numbers. Using models, students practice divisibility rules while examining the difference between prime and composite numbers.
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Lesson Plan
Curated OER

Worksheet: Prime or Composite

For Teachers 3rd - 4th
Learners read the definitions for prime and composite numbers. Learners then identify the numbers as prime and composite numbers for the 20 problems. They complete a prime search and answer four problems about numbers.
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Worksheet
Curated OER

Factoring Worksheet 1

For Students 4th - 6th
In this factorization worksheet, students complete 20 problems where they factor whole numbers to get to their prime numbers. Answers are found by clicking a link. An excellent in-class activity, or homework assignment.
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Interactive
Curated OER

TAKS Math Quiz-Prime Numbers

For Students 4th - 5th
In this TAKS math quiz learning exercise, students take an online quiz focused on prime numbers. Quiz can be graded online by clicking a link.
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Worksheet
Curated OER

Number System

For Students 3rd - 6th
In this sets of numbers activity, students write sets of natural numbers, prime numbers odd numbers, and circle prime numbers. Students complete 4 problems.
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Worksheet
Curated OER

Sets

For Students 4th - 5th
In this number sets worksheet, students complete a crossword puzzle in which the correct numbers are entered to answer the clues about even, odd, prime and natural numbers.
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Worksheet
Curated OER

The Age-Old Problem

For Students 9th - 12th
In this word problem worksheet, students solve 1 short answer word problem. Students determine the age of two boys given information such as their ages are the product of prime numbers. 
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Lesson Plan
Curated OER

Patterns

For Teachers 9th
In this Algebra I worksheet, 9th graders explore number and geometric patterns and use the Sieve of Eratosthenes to find the prime numbers less than one hundred.  The six page worksheet contains eight multipart questions.  Answers are...
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Worksheet
Curated OER

Finding Primes-The Sieve of Eratosthenes

For Students 7th - 9th
In this middle school/Algebra I worksheet, students use the sieve of Eratosthenes to determine the prime number less than two hundred.  The one page worksheet contains one problem.  Answer is not provided. 
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Lesson Plan
Curated OER

Prime and Composite Numbers

For Teachers 6th - 8th
Middle schoolers explore the concept of prime and composite numbers. In this prime and composite numbers instructional activity, students discover what makes a number prime or composite. Middle schoolers then practice identifying primes...
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Interactive
Curated OER

Prime Factorizations

For Students 5th - 10th
In this prime numbers worksheet, students answer multiple choice questions about prime numbers and how they are read. Students answer 10 questions total.
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Lesson Plan
Curated OER

Am I Am I Prime?

For Teachers 7th
Seventh graders determine if a number is prime or composite.  In this determining if a number is prime or composite instructional activity, 7th graders use a website to help find all prime numbers between 1 and 100.  Students use a...
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Lesson Plan
Curated OER

Using Square Tiles to Investigate Numbers

For Teachers 5th
Fifth graders model and distinguish between prime and composite numbers. Students are paired up with another classmate to complete this lesson. Students are assigned different numbers to work with, they use square tiles to form as many...
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Interactive
Curated OER

My Test Book: Factors and Prime Numbers

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

Practice in Prime Factorization

For Students 7th - 8th
In this practice in prime factorization activity, students solve 8 columns of 10 problems each about prime factors for two and three digit numbers, plus two review problems in each column.
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Worksheet
Curated OER

Prime or Composite numbers

For Students 6th - 10th
In this prime and composite numbers worksheet, students mark each 2 or 3 digit number as either prime or composite. Students complete 60 problems.
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Worksheet
Curated OER

Factors and Prime Factorization

For Students 6th
For this factors and prime factorization worksheet, 6th graders use examples to find all the factors for six numbers, then write six more numbers as products of prime factorization.
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Lesson Plan
Curated OER

Building Venn Diagrams

For Teachers 5th - 8th
Students use Venn diagrams to solve prime number and factorization problems. In this multiplication lesson, students watch a video and use a Venn Diagram to help them solve a pizza math activity that uses prime factorization. Students...