πagarwalmath · 5th grade · Common Core 6.NS.B.4
🔗 Factors in common
Greatest common factor and least common multiple (and prime factorization)
Name: ______________________Date: ____________
1Which number is a factor of both 6 and 4?
- A2
- B7
- C6
2Which number is a factor of both 12 and 6?
- A6
- B7
- C9
- D13
3Which number is a factor of both 5 and 20?
- A6
- B9
- C7
- D5
4Which number is a factor of both 24 and 6?
- A9
- B5
- C6
- D12
5Which number is a factor of both 10 and 4?
- A12
- B4
- C2
- D9
6Which number is a factor of both 15 and 35?
- A7
- B70
- C5
- D9
7Which number is a factor of both 36 and 30?
- A11
- B4
- C2
- D9
8Which number is a factor of both 4 and 12?
- A7
- B4
- C10
- D8
9Which number is a factor of both 10 and 8?
- A9
- B2
- C16
- D3
10Which number is a factor of both 8 and 10?
- A11
- B12
- C5
- D2
11Which number is a factor of both 12 and 18?
- A9
- B36
- C3
- D4
12Which number is a factor of both 20 and 28?
- A5
- B12
- C56
- D2
Answer key: Factors in common
- 1. A (2)
- 2. A (6)
- 3. D (5)
- 4. C (6)
- 5. C (2)
- 6. C (5)
- 7. C (2)
- 8. B (4)
- 9. B (2)
- 10. D (2)
- 11. C (3)
- 12. D (2)
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/5th-grade/preview-factors