Use these vocabulary cards with the EL Support Lesson: Factor Friend or Foe?

Use these vocabulary cards with the EL Support Lesson: Doubling Multiples for Division.

Use these vocabulary cards with the EL Support Lesson: The Factor Tree Strategy.

Use these vocabulary cards with the EL Support Lesson: Multiples and Skip Counting.

Students will match a product to its factor tree and list of prime factors in this interactive activity.

This worksheet gives students practice identifying multiples of a number.

Students build their number sense by finding the multiples of whole numbers in this fourth-grade math worksheet!

Help students build their number sense as they practice finding the least common multiple (LCM) in this helpful practice worksheet.

Boost your learner's understanding of number theory with this sixth-grade math worksheet all about prime factorization!

Students build their number sense as they practice finding the least common multiple of whole numbers in this math worksheet! 

Students build their number sense as they practice finding the least common multiple of whole numbers in this two-page math worksheet.

Use this number theory worksheet to practice finding the greatest common factor of two numbers by finding the prime factorization! 

Think about the importance of determining the factors of a product.

Here's a way for your third grader to practice finding multiples of two.

What treasure will you find at the end of these rainbows? Factor pairs, of course!

Identify the greatest common factor of two numbers with this colorful sixth-grade worksheet!

Children practice identifying factors with the help of a factor tree in this multiplication worksheet.

From multi-digit subtraction to identifying prime numbers, assess each student’s mastery of a variety of fourth-grade math skills.

Master least common multiples (LCMs) in this essential sixth-grade worksheet!

Test your multiplication and division skills with this least common multiple (LCM) worksheet!

Find factor pairs of two-digit numbers with this fourth-grade math worksheet!

Calculate and color least common multiples in this sixth-grade worksheet!

Finding the greatest common factor is great fun in this color by numbers worksheet!

Give your learners practice finding the greatest common factor (GCF) and the least common multiple (LCM) with this fun code-breaking worksheet!

Learn to determine the greatest common factor of a set of numbers in this sixth-grade worksheet!

Grow students’ math skills with more practice finding the greatest common factor by using factor trees to find the prime factorization.

Test your ability to find the greatest common factor (GCF) of a set of numbers with this worksheet!

Use the concept of area to help find the greatest common factor in this sixth-grade worksheet!

Master determining the greatest common factor (GCF) of a set of numbers with this inviting worksheet!

Practice calculating the least common multiple (LCM) of two numbers with this useful worksheet!