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 12 and 2?
Answer: ______________
2What is the greatest common factor of 12 and 16?
Answer: ______________
3What is the greatest common factor of 18 and 3?
Answer: ______________
4What is the greatest common factor of 25 and 20?
Answer: ______________
5What is the greatest common factor of 8 and 20?
Answer: ______________
6What is the greatest common factor of 5 and 15?
Answer: ______________
7What is the greatest common factor of 2 and 6?
Answer: ______________
8What is the greatest common factor of 10 and 14?
Answer: ______________
9What is the greatest common factor of 8 and 10?
Answer: ______________
10What is the greatest common factor of 6 and 9?
Answer: ______________
11What is the greatest common factor of 3 and 21?
Answer: ______________
12What is the greatest common factor of 5 and 25?
Answer: ______________
Answer key: Factors in common
- 1. 2
- 2. 4
- 3. 3
- 4. 5
- 5. 4
- 6. 5
- 7. 2
- 8. 2
- 9. 2
- 10. 3
- 11. 3
- 12. 5
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/5th-grade/preview-factors