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

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

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

Use this glossary with the EL Support Lesson: Doubling Multiples for Division.

Use these vocabulary cards with the EL Support Lesson: Doubling Multiples for Division.

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

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

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

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