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

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.

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

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

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.

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

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

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

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

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