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Identify Numbers
For this identify numbers worksheet, students identify prime, composite, perfect, deficient, and abundant numbers listed on a one-hundred board. This two-page worksheet contains one-hundred numbers on each page.
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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.
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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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Applying Prime Factorization
Sixth graders use the prime factorization of numbers to find the greatest common factor and least common multiple. Working in small groups, they solve problems using the greatest common factor and least common multiple.
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Prime and Composite Numbers
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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Prime and Composite Numbers
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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Prime and Composite
Middle schoolers explore prime and composite numbers. In this prime and composite numbers lesson plan, students discover the difference between prime and composite. Middle schoolers practice as a class then do independent practice.
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Sieve of Eratosthenes
Young scholars 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...
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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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Factor Trees
In this factor trees worksheet, students make factor trees for 2 through 4 digit numbers. Students complete 20 factor trees for these numbers.
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Twenty Questions: The Hundred Chart
Use the 20 Questions game to practice math vocabulary and number properties! Project a hundreds chart and hand one out to learners. Ideally, give them counters (beans would work well) to mark off the chart so you can play multiple times....
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Number Theory
Learners explore the concept of number theory. They discuss an assortment of number theory topics such as prime numbers, composite numbers, GCF, modular arithmetic, and others in a lecture style discussion. Pupils view videos about these...
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Prime Numbers
Students differentiate between prime and composite numbers. In this algebra lesson, students define the terminology and investigate the contributions made by Eratosthenes and Euclid as it relates to prime numbers. Students apply the...
Scholastic
Study Jams! Divisibility Rules
Learning division is a challenge for many young mathematicians, but this presentation on divisibility rules can make it much easier. Seven different rules are clearly explained and modeled with the support of multiple examples. Consider...
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Math: Am I Prime?
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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Investigation-Design Your Own Spinner
Middle schoolers design their own spinner that meets the given criteria. In this math lesson, students discuss biased versus unbiased events or outcomes when dealing with probability. Middle schoolers are given 5 criteria that must be...
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Prime Numbers
In this identifying prime numbers from one to fifty worksheet, students review prime numbers and color the prime numbers on the chart. Students color 15 answers.
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Math Worksheet: Factoring
In this math factoring learning exercise, students write a multiplication equation with prime numbers that equals the given product. There are no examples or explanations of the math vocabulary. There are18 problems to solve.
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Finding Primes-The Sieve of Eratosthenes
In this middle school/Algebra I instructional activity, students use the sieve of Eratosthenes to determine the prime number less than two hundred. The one page instructional activity contains one problem. Answer is not provided.
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Number Line Mathematics
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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Counting from 1-20 - Odd and Even Numbers
In this number recognition worksheet, 2nd graders examine a number chart that includes the numbers 1- 20. They record all of the even numbers on one line, and all of the odd numbers on a second line.
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Factors, Divisibility, and Relatively Prime
Seventh graders explore the concept of divisibility. In this divisibility lesson, 7th graders use divisibility rules to find factors of numbers. Students create foldables to illustrate divisibility rules.
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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 Real Estate
Students analyze and discuss prime numbers and the Sieve of Eratosthenes, a procedure to sort out prime numbers. They identify the prime numbers from 1-100 by eliminating all the multiples of the first four prime numbers, and circle what...
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