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 6 and 12?
Answer: ______________
2What is the greatest common factor of 12 and 9?
Answer: ______________
3What is the greatest common factor of 9 and 6?
Answer: ______________
4What is the greatest common factor of 25 and 15?
Answer: ______________
5What is the greatest common factor of 2 and 12?
Answer: ______________
6What is the greatest common factor of 30 and 36?
Answer: ______________
7What is the greatest common factor of 8 and 4?
Answer: ______________
8What is the greatest common factor of 18 and 21?
Answer: ______________
9What is the greatest common factor of 15 and 35?
Answer: ______________
10What is the greatest common factor of 6 and 9?
Answer: ______________
11What is the greatest common factor of 25 and 5?
Answer: ______________
12What is the greatest common factor of 8 and 20?
Answer: ______________
Answer key: Factors in common
- 1. 6
- 2. 3
- 3. 3
- 4. 5
- 5. 2
- 6. 6
- 7. 4
- 8. 3
- 9. 5
- 10. 3
- 11. 5
- 12. 4
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/5th-grade/preview-factors