Scholastic
Study Jams! Prime Factorization
Deepen the number sense of young mathematicians by exploring the process of prime factorization. Follow along with this step-by-step presentation that explains how factor trees are used to break a composite number down into its prime...
Curated OER
Chapter 2 Review: Prime Factorization
In this prime factorization worksheet, learners find the prime factorization of numbers by using a factor tree. They compare fractions and identify equivalent fractions, and find the greatest common factor, order numbers, and convert...
Curated OER
Exponents and Prime Factorization
In this exponents and prime factorization practice learning exercise, learners sharpen their problem solving skills as they solve six story problems.
Curated OER
Prime Factorization Worksheet
Here's a prime factorization practice worksheet in which learners sharpen their problem solving skills as they solve six story problems.
k12 Math Worksheets
Prime Factorization
Your learners will get plenty of prime factoring practice with this one-page math worksheet.
Curated OER
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.
Curated OER
Factor Tree Worksheet
In this prime factorization worksheet, students use the factor tree method to solve four factorization problems. The numbers go up to the hundreds place.
Curated OER
Using Factor Trees
In this math worksheet, students read about how to create a factor tree. Students use factor trees to determine the prime factors of 16 numbers.
Curated OER
Prime Factorization
For this prime factorization worksheet, students complete factor trees for 2 digit numbers to find their prime factorization. Students complete 6 problems.
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...
Curated OER
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.
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
Using a Factor Tree to Find the GCF
Learners use the example of a factor tree to find the greatest common factor of three numbers in four problems.
Curated OER
LCM: Factor Trees, Numbers Up to 10
Fourth and fifth graders complete factor trees to find the lowest common multiple out of the two numbers given up to the number 10. Students complete four problems.
Mathed Up!
HCF, LCM, and Product of Primes
Give the class a prime example of using prime numbers. After reviewing prime factorization of numbers with the video, pupils use their knowledge to determine greatest common factors and least common multiples in the worksheet. The...
CK-12 Foundation
Prime and Composite Numbers
Nine true or false, multiple-choice, and discussion questions make up an interactive designed to reinforce scholars' knowledge of prime and composite numbers. A number chart reveals every prime number through 100.
Willow Tree
Factoring Polynomials
Young mathematicians discover trees organize more than just families — they help factor, too. The lesson begins with factor trees and develops slowly to factoring by grouping and special patterns.
Curated OER
Factorization
In this algebra learning exercise, 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.
Curated OER
Unit 2 Section 2: Prime Factors
In this prime factors worksheet, students make six factor trees. They tell the prime factorization for eight numbers. Students answer three questions regarding the prime factorization of numbers.
CK-12 Foundation
Greatest Common Factor Using Factor Trees
Beginning with a description that sets the stage, learners are asked to break down the numbers 42 and 63 to find the greatest common denominator using factor trees. As they work through the factoring process, young mathematicians are...
Curated OER
Factor Trees and GCF
In this prime factorization and greatest common factor worksheet, middle schoolers use factor trees to find the prime factorization of 8 numbers. They find the GCF of six pairs of numbers.
Curated OER
Finding Factors
In this finding factors activity, students practice finding all the factors of 24 in twenty word equations and then find the prime factorization in ten equations.
Curated OER
Prime Factorize
In this factorization worksheet, students prime factorize six numbers by using the factor tree method. The numbers given go up to the number 24.
Math Mammoth
Factoring and Primes 2
In this factoring learning exercise, learners read about prime factorization, factor using factor trees, build numbers from primes and complete a challenge puzzle.