Give your child prime number practice with this simple worksheet.

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.

Use these vocabulary cards with the EL Support Lesson: Conversations About Prime and Composite Numbers.

Reveal a secret number by identifying prime numbers in this fourth-grade worksheet!

Uncover the hidden number with this investigative worksheet on prime and composite numbers!

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

Become the prime expert of prime numbers with this engaging maze!

Does your child know the difference between a prime number and a composite number? Help them learn the difference with this simple worksheet.

This worksheet gives students practice identifying multiples of a number.

Learn to differentiate between prime and composite numbers with this fun worksheet!

Students practice solving a variety of equations, then determine if the answer is a prime number.

What is a prime number? A number is prime when it is only divisible by 1 and itself. Help your little mathematician recognize prime numbers.

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.

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

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

List factor pairs with this bright fourth-grade math worksheet!

Practice with prime and composite numbers in this colorful fourth-grade worksheet!

Get more practice determining factors of prime and composite numbers with this helpful math worksheet!

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

Learners practice determining factors of prime and composite numbers with this fourth-grade math worksheet!

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

Give students practice identifying prime numbers with this fun this maze activity!

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

Practice identifying factors with this beach-themed worksheet for fourth graders!

Learn to identify prime and composite numbers in this guided worksheet!

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