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.

Use your multiplication skills to find factors of 60 and better understand time.

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

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

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

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

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

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

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

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

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

Does your child recognize multiples of five? Here's a multiples game that will help her master her multiplication skills.

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

Step up to the challenge with this carnival duck toss, with a mathematical twist! Your student will "knock down" all ducks with multiples of 10.

Get this bus to the multiples of four, and practice number sense with your child. He'll have fun putting skip counting skills and multiplication into practice.

Aim for multiples of six on this worksheet with a carnival toss theme. To keep track, write the numbers at the bottom of the page.

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

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

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

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

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

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

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