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Prime Factorizations
In this prime numbers activity, learners answer multiple choice questions about prime numbers and how they are read. Students answer 10 questions total.
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Number Theory Worksheet 2: The Sieve of Eratosthenes
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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Prime and Composite
Sixth graders practice implementing manipulative's to assess composite and prime numbers. They formulate representations of rational numbers in a variety of ways including graph paper, sieves of Eratosthenes and multiple worksheets.
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Prime and Composite Numbers
Eighth graders explore prime and composite numbers. Given division problems, they use color tiles to model solutions to division problems. Through activities and observation, 8th graders discover the meaning of prime and composite...
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Prime Time
Students participate in activities to investigate properties of numbers. They identify prime and composite numbers and determine the patterns associated with these numbers. They answer questions associated with each activity.
Willow Tree
Factoring
Build an understanding of factors and use it to write the prime factorization of numbers. After exploring key vocabulary, learners create prime factorization for given numbers. They then use the prime factorizations to determine the...
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Am I Am I Prime?
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...
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Prime Factorization
Students work with prime numbers. For this prime factorization lesson, students review writing numbers in their prime factorization form and solve multiple problems.
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Factors and Prime Factorization
In 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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Introducing the Concept Prime Factors
Fifth graders identify the prime factorization for 48 using different sets of factors. They find the prime factorization for 60.
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Prime Time
Seventh graders practice determining the prime factorization of composite numbers. They create Christmas factor trees for prime numbers greater than 100. They decorate their final products with markers, crayons, colored pencils, glitter...
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What Are You - Prime or Composite
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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Prime and Composite Numbers
Fifth graders use prime factorization to identify prime and composite numbers. They use cubes to find factors. In groups, 5th graders draw rectangular arrays to discover prime numbers under 100.
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Prime and Composite Numbers
Fifth graders investigate the concepts of composite and prime numbers. They factor different numbers and determine the number of factors for each. Based upon this information the number is declared prime or composite.
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Prime and Composite Numbers, Prime Factorization
Students research prime and composite numbers. With a partner, students use graph paper to draw rectangles of various sizes. They list the dimensions of rectangles and discuss how the dimensions relate to the factors of each number....
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Prime Factorization
Sixth graders participate in a lesson that focuses on the concept of finding the prime factorization of a number. They write the answer using exponential notation. Students play a game of Bingo to keep engaged during the lesson.
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Prime factors
In this prime factors worksheet, 6th graders find the prime factors of two digit numbers. Students complete 6 problems where they find prime factors.
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Prime Numbers and Factors
Students determine factors of numbers to 100 and identify prime factors; students differentiate prime and composite numbers by the factors of the numbers.
Helping with Math
Factors with Prime and Composite Numbers (2 of 2)
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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Mission: Finding the LCM using Prime Factorization
In this prime factorization worksheet, young scholars find the least common multiple of the given pair of numbers using factor trees. Students solve 10 problems.
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Number System
In this number system learning exercise, students complete several questions writing number sets for natural numbers, odd numbers, and prime numbers.
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Practice in Prime Factorization
In this practice in prime factorization worksheet, 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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Number System
In this sets of numbers worksheet, learners write sets of natural numbers, prime numbers odd numbers, and circle prime numbers. Students complete 4 problems.
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Prime Factorization, Equivalent Fractions and GCF review
In this sample test worksheet, students solve twenty-five problems covering prime factorization, equivalent fractions, greatest common factor, and plotting on a number line. Solutions are provided.
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