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?
- A37
- B10
- C2
- D60
2Which number is a factor of both 10 and 6?
- A3
- B12
- C2
- D7
3Which number is a factor of both 30 and 18?
- A10
- B36
- C2
- D5
4Which number is a factor of both 4 and 24?
- A48
- B5
- C8
- D4
5Which number is a factor of both 30 and 25?
- A10
- B5
- C31
- D9
6Which number is a factor of both 4 and 8?
- A5
- B3
- C4
- D12
7Which number is a factor of both 15 and 9?
- A9
- B3
- C16
- D18
8Which number is a factor of both 6 and 4?
- A4
- B6
- C10
- D2
9Which number is a factor of both 10 and 15?
- A30
- B5
- C11
- D2
10Which number is a factor of both 6 and 12?
- A5
- B10
- C3
- D4
11Which number is a factor of both 6 and 30?
- A11
- B12
- C60
- D3
12Which number is a factor of both 5 and 25?
- A6
- B9
- C5
- D8
Answer key: Factors in common
- 1. C (2)
- 2. C (2)
- 3. C (2)
- 4. D (4)
- 5. B (5)
- 6. C (4)
- 7. B (3)
- 8. D (2)
- 9. B (5)
- 10. C (3)
- 11. D (3)
- 12. C (5)
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/5th-grade/preview-factors