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 36 and 30?
- A7
- B3
- C37
- D60
2Which number is a factor of both 30 and 24?
- A10
- B3
- C9
- D11
3Which number is a factor of both 10 and 5?
- A8
- B11
- C2
- D5
4Which number is a factor of both 8 and 10?
- A10
- B9
- C2
- D3
5Which number is a factor of both 36 and 30?
- A2
- B37
- C4
- D12
6Which number is a factor of both 18 and 24?
- A3
- B48
- C8
- D19
7Which number is a factor of both 30 and 36?
- A4
- B7
- C6
- D11
8Which number is a factor of both 24 and 18?
- A11
- B3
- C4
- D25
9Which number is a factor of both 25 and 20?
- A7
- B6
- C5
- D3
10Which number is a factor of both 6 and 21?
- A4
- B8
- C9
- D3
11Which number is a factor of both 10 and 12?
- A9
- B5
- C2
- D4
12Which number is a factor of both 9 and 15?
- A3
- B11
- C8
- D10
Answer key: Factors in common
- 1. B (3)
- 2. B (3)
- 3. D (5)
- 4. C (2)
- 5. A (2)
- 6. A (3)
- 7. C (6)
- 8. B (3)
- 9. C (5)
- 10. D (3)
- 11. C (2)
- 12. A (3)
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/5th-grade/preview-factors