Greatest Common Factor Multiple Choice
  • 1. What is the GCF of 24 and 16
A) 2
B) 6
C) 8
D) 4
  • 2. What is the GCF of 70 and 49
A) 10
B) 7
C) 2
D) 3
  • 3. What is the GCF of 44 and 11
A) 2
B) 4
C) 11
  • 4. What is the GCF of 21 and 49
A) 9
B) 6
C) 3
D) 7
  • 5. What is the GCF of 56 and 24
A) 3
B) 9
C) 8
D) 11
  • 6. What is the GCF of 35 and 25
A) 7
B) 3
C) 5
D) 6
  • 7. What is the GCF of 24 and 20
A) 6
B) 3
C) 4
D) 2
  • 8. What is the GCF of 25 and 35
A) 7
B) 5
C) 4
D) 3
  • 9. What is the GCF of 54 and 81
A) 8
B) 9
C) 11
D) 3
  • 10. What is the GCF of 15 and 40
A) 3
B) 1
C) 8
D) 5
  • 11. What is the GCF of 28 and 63
A) 7
B) 2
C) 3
D) 9
  • 12. What is the GCF of 36 and 18
A) 3
B) 9
C) 6
  • 13. What is the GCF of 30 and 60
A) 15
B) 5
C) 2
D) 30
  • 14. What is the GCF of 24 and 60
A) 6
B) 2
C) 12
D) 3
  • 15. What is the GCF of 15 and 10
A) 3
B) 5
C) 1
D) 2
  • 16. What is the GCF of 12 and 24
A) 12
B) 4
C) 3
D) 6
  • 17. What is the GCF of 18 and 14
A) 6
B) 7
C) 2
D) 3
  • 18. What is the GCF of 60 and 80
A) 4
B) 2
C) 6
D) 20
  • 19. What is the GCF of 72 and 90
A) 3
B) 9
C) 6
  • 20. What is the GCF of 56 and 49
A) 7
B) 3
C) 4
D) 2
  • 21. What is the GCF of 15 and 30
A) 10
B) 2
C) 15
D) 5
  • 22. What is the GCF of 48 and 30
A) 6
B) 8
C) 12
D) 15
  • 23. What is the GCF of 35 and 30
A) 10
B) 2
C) 15
D) 5
  • 24. What is the GCF of 44 and 99
A) 4
B) 11
C) 9
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