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 30?
- A6
- B12
- C4
- D7
2Which number is a factor of both 10 and 8?
- A12
- B2
- C16
- D6
3Which number is a factor of both 36 and 6?
- A7
- B2
- C5
- D12
4Which number is a factor of both 24 and 4?
- A2
- B8
- C9
- D10
5Which number is a factor of both 8 and 6?
- A2
- B8
- C9
- D10
6Which number is a factor of both 20 and 5?
- A3
- B10
- C12
- D5
7Which number is a factor of both 6 and 4?
- A9
- B2
- C10
- D12
8Which number is a factor of both 6 and 36?
- A9
- B3
- C7
- D5
9Which number is a factor of both 16 and 20?
- A4
- B5
- C11
- D17
10Which number is a factor of both 18 and 30?
- A6
- B4
- C8
- D12
11Which number is a factor of both 18 and 6?
- A8
- B2
- C19
- D9
12Which number is a factor of both 36 and 30?
- A10
- B37
- C5
- D3
Answer key: Factors in common
- 1. A (6)
- 2. B (2)
- 3. B (2)
- 4. A (2)
- 5. A (2)
- 6. D (5)
- 7. B (2)
- 8. B (3)
- 9. A (4)
- 10. A (6)
- 11. B (2)
- 12. D (3)
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/5th-grade/preview-factors