EngageNY
Least Common Multiple and Greatest Common Factor
Find the common denominator between prime factors, factor trees, and the distributive property. Scholars learn to find the least common multiple and greatest common factor of pairs of numbers. They rotate through stations to connect...
Curated OER
Working With Common Factors and Common Multiples
In this math worksheet, learners learn to find common factors and common multiples for sets of numbers. First students circle the common factors they see in the examples given. Then learners list the factors and multiples for each number...
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...
Curated OER
Greatest Common Factor
These multiples share a few factors, but which one is the greatest? Scholars list the factors for various number pairs, first just indicating common factors. Next, they do the same but write down the greatest common factor. Finally,...
Illustrative Mathematics
Factors and Common Factors
This is an exercise in finding the greatest common factor of two whole numbers. Use in direct instruction or as part of your guided practice. Make up additional problems for home work. It also can be used as a mini-assessment or test...
Curated OER
Greatest Common Factor - OnlineMathLearning.com
Use this greatest common factor worksheet to have your charges find the GCF of 3 numbers in each problem that are two and three-digit numbers. They complete 12 problems.
Curated OER
Greatest Common Factor Using a Gradual Method
Learners make a list of factors of two numbers and circle the greatest common factor for both. They complete 20 problems.
Curated OER
Greatest Common Factor and Least Common Multiple Story Problems
In this story problems worksheet, students determine whether to find either the greatest common factor or the least common multiple in order to solve the problem.
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.
Math Learning Center
Grade 5 Supplement Set A2 – Number and Operations: Primes, Composites and Common Factors
Incorporate riddles into your math lesson by having students make tree factors and determine if the number is a prime or composite. They will also use other clues to find the answer to the riddle while sharpening their...
Curated OER
Greatest Common Factor
In this greatest common factor worksheet, students find the GCF of given terms. This one-page worksheet contains 16 problems, with answers.
Curated OER
Greatest Common Factor
Given 10 number pairs, learners find the greatest common factor for each. For several, one of the numbers is the greatest common factor, and for others mathematicians will need to think a little harder. There space for learners to show...
Curated OER
Greatest Common Factor
In this problem solving worksheet, 5th graders practice solving the greatest common factors for 7 sets of whole numbers. Students write their answers in the boxes provided.
Curated OER
Number Sense and Numeration: Multiples, Factors and Square Roots
A great resource for any math teacher covering multiples, factors or square roots; this worksheet walks young mathematicians through the logic behind factoring and square roots with a systematic set of problems which gradually increase...
Illustrative Mathematics
Bake Sale
Put math into action with the real-life scenario of a bake sale. The participants at this bake sale are ready to divide their fresh-baked cookies into bags. It is up to your number crunchers to help decide how many cookies should go in...
Curated OER
Greatest Common Factors
In this pre-algebra worksheet, learners solve the 18 questions in order to find the greatest common factor of the two or three given numbers.
Curated OER
Factors and Greatest Common Factor
In this factors instructional activity, 9th graders solve and complete 39 different problems that include determining the greatest common factor to solve. First, they state whether each number is prime or composite. Then, students...
Math Mammoth
Greatest Common Factor
In this math activity, students find the greatest common factor for 5 sets of problems. The 5th set uses a graphic representation to help with comprehending the concept.
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
Factors and Multiples
Middle schoolers use the factor box process for identifying the greatest common factor and the least common multiple for 10 pairs of numbers. This single-page learning exercise is simple, and makes a useful assignment for practicing...
Curated OER
Greatest Common Factor
In this greatest common factor learning exercise, students find the greatest common factor of 2 numbers that are up to 20. Students complete 10 problems.
Curated OER
GCF by a factor tree
In this greatest common factor worksheet, students find the greatest common factor of 2 two digit numbers in each problem using factor trees. Students complete 4 problems.
Curated OER
Common Factors
In this common factors worksheet, students list the common factors for 2 numbers in each problem with numbers up to 10. Students complete 4 problems.
Math Mammoth
GCF and Simplifying Fractions
For this math worksheet, students find the greatest common factor of 18 pairs of numbers. Given the prime factorization of pairs of numbers students find the greatest common factor. Students simplify fractions and rational expressions.