πagarwalmath · 5th grade · Common Core 6.NS.B.4
🔗 Factors in common
Greatest common factor and least common multiple (and prime factorization)
Name: ______________________Date: ____________
1What is the greatest common factor of 5 and 10?
Answer: ______________
2What is the greatest common factor of 25 and 20?
Answer: ______________
3What is the greatest common factor of 2 and 6?
Answer: ______________
4What is the greatest common factor of 15 and 18?
Answer: ______________
5What is the greatest common factor of 6 and 10?
Answer: ______________
6What is the greatest common factor of 9 and 3?
Answer: ______________
7What is the greatest common factor of 16 and 20?
Answer: ______________
8What is the greatest common factor of 6 and 4?
Answer: ______________
9What is the greatest common factor of 20 and 12?
Answer: ______________
10What is the greatest common factor of 24 and 42?
Answer: ______________
11What is the greatest common factor of 24 and 18?
Answer: ______________
12What is the greatest common factor of 15 and 10?
Answer: ______________
Answer key: Factors in common
- 1. 5
- 2. 5
- 3. 2
- 4. 3
- 5. 2
- 6. 3
- 7. 4
- 8. 2
- 9. 4
- 10. 6
- 11. 6
- 12. 5
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/5th-grade/preview-factors