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 4 and 2?
- A11
- B8
- C2
- D4
2Which number is a factor of both 15 and 10?
- A9
- B7
- C3
- D5
3Which number is a factor of both 6 and 15?
- A4
- B12
- C3
- D7
4Which number is a factor of both 16 and 20?
- A11
- B7
- C4
- D5
5Which number is a factor of both 12 and 16?
- A9
- B32
- C6
- D4
6Which number is a factor of both 10 and 4?
- A2
- B7
- C3
- D6
7Which number is a factor of both 24 and 30?
- A2
- B11
- C9
- D10
8Which number is a factor of both 36 and 30?
- A8
- B3
- C11
- D4
9Which number is a factor of both 3 and 6?
- A3
- B11
- C8
- D12
10Which number is a factor of both 6 and 9?
- A4
- B5
- C3
- D10
11Which number is a factor of both 9 and 15?
- A4
- B3
- C5
- D11
12Which number is a factor of both 18 and 3?
- A4
- B3
- C9
- D10
Answer key: Factors in common
- 1. C (2)
- 2. D (5)
- 3. C (3)
- 4. C (4)
- 5. D (4)
- 6. A (2)
- 7. A (2)
- 8. B (3)
- 9. A (3)
- 10. C (3)
- 11. B (3)
- 12. B (3)
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/5th-grade/preview-factors