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Prime & Composite Numbers: Algebra/Geometry Institute 2009
Students create factor trees. For this prime and composite lesson, students model fractions using tiles. They create factor trees and identify prime and composite numbers. Students use grid paper and tiles to model...
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Factors and Factorization
In this factors worksheet, students list all factors of given numbers. All numbers are positive and contain two to three digits. This four-page worksheet contains 28 problems. Answers are provided.
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Finding Factors
In this finding factors worksheet, students practice finding all the factors of 24 in twenty word equations and then find the prime factorization in ten equations.
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Prime Factorization: Finding Factors in the Fifth Grade
The lesson starts out with a brain drain, which is a great way to get students to activate prior knowledge and build lasting connections. They tell everything they know about prime factorization, use their knowledge to...
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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 Factorization - Practice 7-2
Finding the prime factors of two numbers is the focus of this math worksheet. Students write the factors to complete 2 factor trees, write the prime factorization for 9 numbers and answer 2 word problems.
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Learning About Prime and Composite Numbers
Students explore the concept of prime and composite numbers. For this prime and composite numbers lesson, students determine if a number is prime or composite.
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Prime Factorization
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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What Are You - Prime or Composite
Learners 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. Learners...
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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
Sixth graders identify prime and composite numbers and complete an activity problem. Given a 100 chart, they follow directions to create a prime number chart. In groups, 6th graders play a "Prime Take Away" activity to reinforce prime...
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Prime Time
Learners 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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Number, Number Sense and Operations: Worksheet Four
Review a variety of mathematical skills with this worksheet. For this number sense and operations worksheet, learners solve 15 different problems that include simplifying various equations. In addition, they write the powers in order...
Illustrative Mathematics
Identifying Rational Numbers
Eight different numbers are listed for mathematics masters to analyze. They simply tell if each number is rational or irrational. They can also explain their reasoning. A simple and straightforward worksheet that is a handy tool for...
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Factors
In this factors learning exercise, students identify factors of given numbers. They identify prime numbers and name the least common multiple. This two-page learning exercise contains 24 problems. This learning exercise is designed to be...
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Grade 5: Multiple Towers
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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Number System
For this sets of numbers worksheet, students write sets of natural numbers, prime numbers odd numbers, and circle prime numbers. Students complete 4 problems.
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Number System
For this number system worksheet, students complete several questions writing number sets for natural numbers, odd numbers, and prime numbers.
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Using Square Tiles to Investigate Numbers
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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Finding Primes-The Sieve of Eratosthenes
For 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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Prime or Composite numbers
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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Prime and Composite Numbers
Students explore the concept of prime and composite numbers. For this prime and composite numbers lesson, students discover what makes a number prime or composite. Students then practice identifying primes and composites on the provided...
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Prime and Composite Numbers Optical Illusion
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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