Alabama Learning Exchange
Finding Prime
Fifth and sixth graders explore prime numbers. They work with a partner to build rectangular arrays using twelve tiles. Factor pairs are noted and recorded on graph paper. Pupils construct rectangular arrays with a prime number and...
Curated OER
Factors of Numbers from 1 to 30
Finding factors is an integral skill on the road to fractions and algebra. Scholars write down a factor list for nine numbers up to 30. Next, they examine provided lists and circle the numbers that are factors of eight more numbers, also...
Curated OER
Review of Pre-Algebra
Middle and high schoolers review topics covered Pre-Algebra. They solve problems questions dealing with exponents, square roots and absolute value. They use the rules of divisibility and identify prime numbers. This two-page on-line...
Curated OER
Find the Factors and Prime Factors
Show the class how to find the factors of numbers. They use a variety of strategies, including unifix cubes, to find the factors of a whole number. This resource includes clear procedure to follow. Included are an anticipatory set,...
Super Teacher Worksheets
Prime and Composite
Factoring is an essential component in algebra, and this learning exercise prepares learners with a quick reference guide and examples. After they find all the factors, they decipher whether the number is prime or composite.
Curated OER
Factorization
In this algebra activity, studentss factor numbers using prime factorization. They factor all the way to the prime numbers and then simplify. There are 10 questions with an answer key.
Curated OER
Prime Numbers
Students differentiate between prime and composite numbers. In this algebra instructional activity, students define the terminology and investigate the contributions made by Eratosthenes and Euclid as it relates to prime numbers....
Curated OER
Transition to algebra
Students recognize the difference between a prime and a composite number. In this prime and composite number lesson, students use a factor tree model to show prime factorization. Students participate in a bingo activity. Students...
Curated OER
Prime & Composite Numbers: Algebra/Geometry Institute 2009
Students create factor trees. In this prime and composite activity, students model fractions using tiles. They create factor trees and identify prime and composite numbers. Students use grid paper and tiles to model numbers. A...
Curated OER
Factors and Factorization
In this factors instructional activity, students list all factors of given numbers. All numbers are positive and contain two to three digits. This four-page instructional activity contains 28 problems. Answers are provided.
EngageNY
The Power of Algebra—Finding Primes
Banks are responsible for keeping our financial information safe. Mathematics is what allows them to do just that! Pupils learn the math behind the cryptography that banks rely on. Using polynomial identities, learners reproduce the...
Curated OER
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...
Curated OER
Finding Primes-The Sieve of Eratosthenes
In this middle school/Algebra I worksheet, learners 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.
Curated OER
Patterns
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...
Curated OER
College Prep Algebra Arithmetic Review
In this algebra worksheet, young scholars complete 30 computation problems involving fractions, decimals and (or) exponents. They change 4 fractions to decimals and factor 6 whole number to primes.
Curated OER
Factorization
In this algebra worksheet, students factor number using their prime factors. They use a factor tree to help them find their prime numbers as they factor out. There are 20 factoring problems with an answer key.
Chapman University
Fundamental Theorems of Mathematics
There are four fundamental theorems of mathematics: arithmetic, algebra, calculus, and linear algebra listed here. Each one is described on this poster or handout. The challenge for a student of math is to figure out why they are true.
Curated OER
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 Numbers with use of manipulatives (Elementary, Mathematics)
Students learn what prime and composite numbers are. They learn how to identify them by working in a group and demonstrating an understanding of one work problem with 100% accuracy using the manipulatives provided.
Curated OER
Worksheet Chapter 1, 1.2-1.8 College Prep Algebra
In this algebra worksheet, students complete a variety of basic algebra problems. They compare integers, identify sets of numbers, simplify equations, translate words into numerical expressions, and identify properties. This worksheet...
Curated OER
Finding All Those Prime Factors
For this algebra worksheet, high schoolers complete a chart that finds the prime factors, prime factorization, and writing them with powers as well as interpret the chart. There 16 questions.
Curated OER
Factors
Factoring numbers helps prepare scholars for fractions and algebra, so build confidence by drilling this skill and promoting reflection in the process. Scholars start by listing factors for 18 numbers, none of which exceed 30. Next, they...
Curated OER
Divisibility
In this divisibility learning exercise, 6th graders solve 10 different problems that include determining whether various numbers are divisible by other numbers. They write yes on the line provided if the number is divisible or no if the...
Curated OER
Using Divisibility
For this divisibility worksheet, 7th graders solve 10 different problems related to using divisibility rules to solve each one. They use the clue given for each problem to fill in the missing digit. Students determine which prime number...