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 8 and 4?
- A8
- B4
- C12
- D9
2Which number is a factor of both 30 and 36?
- A2
- B72
- C5
- D8
3Which number is a factor of both 24 and 6?
- A9
- B10
- C3
- D11
4Which number is a factor of both 3 and 18?
- A8
- B11
- C4
- D3
5Which number is a factor of both 5 and 20?
- A10
- B4
- C2
- D5
6Which number is a factor of both 3 and 9?
- A3
- B10
- C2
- D4
7Which number is a factor of both 8 and 6?
- A10
- B3
- C2
- D4
8Which number is a factor of both 10 and 6?
- A4
- B11
- C2
- D3
9Which number is a factor of both 2 and 8?
- A2
- B4
- C8
- D3
10Which number is a factor of both 6 and 30?
- A60
- B3
- C9
- D11
11Which number is a factor of both 30 and 25?
- A12
- B3
- C5
- D50
12Which number is a factor of both 12 and 6?
- A2
- B9
- C8
- D12
Answer key: Factors in common
- 1. B (4)
- 2. A (2)
- 3. C (3)
- 4. D (3)
- 5. D (5)
- 6. A (3)
- 7. C (2)
- 8. C (2)
- 9. A (2)
- 10. B (3)
- 11. C (5)
- 12. A (2)
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/5th-grade/preview-factors