Curated OER
Prime Numbers and Factors
Solving factor trees is a helpful way to introduce prime numbers. Your math class practices using this method along with two-column tables to find if a number is prime or not. They also learn other vocabulary, such as composite 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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Prime Factors
In this prime factor activity, learners write numbers as a product of primes. Explanations and examples are provided prior to the exercise. This two-page activity contains ten problems.
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Prime Numbers
Students differentiate between prime and composite numbers. For 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...
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Number Theory - Week 12
In this number theory worksheet, students study integers and their properties. They explore the Fibonacci Sequence and approximate irrational numbers. This two-page worksheet contains eight problems.
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What Are You - Prime or Composite
Students explore the concept of prime factorization. In this prime factorization activity, students participate in an activity where they find the prime factorization and greatest common factor of a number derived from their name....
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Factors, Prime Factorization, Multiples
Seventh graders examine Prime Factorizations, Multiples, and Factors. In this prime number, factorization, and multiples lesson, 7th graders identify greatest common factors and least common multiples. Students use problem solving skills...
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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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Leveled Problem Solving: Prime Factorization
In this prime factorization worksheet, students solve a set of 6 problems related to prime factorization, including determining whether numbers are prime or composite and determining factors.
Houghton Mifflin Harcourt
Unit 4 Math Vocabulary Cards (Grade 4)
Looking for a set of math vocabulary cards for fourth graders? A 14-page packet of vocabulary words includes topics related to multiplication, division, and factor types. Each sheet has two cards on it: the top half has the word in...
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Prime Factorization with Factor Trees (1 of 2)
Six numbers (12, 32, 50,48,36, and 75) are given to learners to craft factor trees with. The first one is completed as an example in this first of two similar online worksheets. Note that where factorization is an foundational step in...
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SAT Problem Solving Practice Test 06
In this SAT worksheet, students solve 10 multiple choice questions. Students find ratios, integer relationships, prime numbers, etc.
Curated OER
Mathematics: Prime and Composite Numbers
Sixth graders explore how to apply the commutative property and the rules of divisibility. They examine the difference between prime and composite numbers.
Math Solutions
Factor Game
Learning about factors and multiples is all fun and games with this simple math activity. The activity begins with the teacher and class playing the Factor Game together as students figure out the rules and uncover key...
Helping with Math
Prime Factorization with Factor Trees (2 of 2)
The publisher has tagged this resource as designed to meet CCSS.Math,Content.6.NS.4, but it really is only the first step in the process of determining least common multiples and greatest common factors. Six numbers are given for...
Curated OER
Matching the Number
In this algebra activity, 11th graders answer a variety of questions dealing with math and science. They match the letters in the questions to the number of the questions. There are 14 questions with an answer key.
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Cross-number Puzzle 1
In this secondary mathematics worksheet, students solve a cross number puzzle. The one page worksheet contains one problem with the solution.
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Greatest Common Factor #2
In this GCF worksheet, students fill in missing number in factor trees, then determine whether numbers are prime or composite. Worksheet includes links to answers and additional worksheets.
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New Deck: Percents
Fifth graders observe and demonstrate the meaning of percents by creating a new deck of fifty-two cards. They meet a specified criteria, with a specific percent of the cards being prime numbers, eight's, multiples of five, face cards,...
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Number Sense
Eighth graders participate in a lesson that is concerned with reviewing basic math concepts using the four operations. The activity is composed of a math game that is played by them.
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Prime Problem
In this algebra instructional activity, students solve a word problem where they fill a grid with numbers from 0-9. This problem is a variation of sodoku. There is an answer key.
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Systems of Equations - Week 6
In this systems of equations worksheet, young scholars solve systems of equations simultaneously. They read story problems, write systems of equations. This two-page worksheet contains eight problems.
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More Equations - Week 8 (Consecutive Numbers)
In this consecutive numbers worksheet, students determine consecutive numbers in a sequence, solve problems using the quadratic equation, and examine coefficients. This two-page worksheet contains eight problems.
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Functions and Logarithms - Week 4
In this function and logarithm worksheet, learners solve function problems by finding the sum of the digits. They use logarithms to solve graphing problems and find the number of prime numbers. This three-page worksheet contains eight...