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

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

Introduce your child to factor trees with this simple algebra worksheet.

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

Excite young learners with this fun-filled activity as they differentiate between rational and irrational numbers!

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

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

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.

Teach your students to use factor rainbows to find the greatest common factor of two given numbers.

Sort and classify real numbers into specific categories with this hands-on math activity!

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

It’s time to find the prime numbers in this investigative math worksheet!

Take a deep dive into prime and composite numbers to 20 with this exploratory worksheet!

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

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

Test your knowledge of least common multiples with this inviting maze!

Give your students practice finding the least common multiple (LCM) with this fun code-breaking worksheet!

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

Give your students practice finding the greatest common factor (GCF) with this fun code-breaking worksheet!

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

Test your knowledge of rational and irrational numbers with this enriching worksheet!

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

Track down the tricky hidden number in this eighth-grade worksheet!

Students continue to hone their understanding of how to find the least common multiple in this math practice worksheet! 

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

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