Bus #3 needs to get to some houses! Help your child practice his number sense by looking for multiples of three.

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!

Find the greatest common factor (GCF) using the prime factorization method with this sixth-grade practice worksheet!

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

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

Become a GCF master with this math worksheet! Practice finding the greatest common factor of 2 or 3 numbers ranging all the way up to 100.

In this 2nd grade worksheet, children solve two-digit subtraction problems (some requiring borrowing), then circle the answers that are multiples of 5.

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

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

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

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

Climb toward GCF success in this helpful sixth-grade worksheet!

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

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

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

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

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

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!

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

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

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

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

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!

Here's a fun way for your second grader to build a foundation multiplication know-how and challenge skip-counting skills. She'll also find multiples of six.