- 1. The GCF of 48 and 136 is:
A) 12 B) 16 C) 24 D) 8
- 2. The GCF of 49 and 140 is:
A) 13 B) 9 C) 7 D) 1
- 3. The GCF of 124 and 155 is:
A) 31 B) 24 C) 3 D) 16
- 4. The GCF of 14 and 32 is:
A) 2 B) 7 C) 14 D) 4
- 5. The GCF of 12 and 42 is:
A) 3 B) 2 C) 4 D) 6
- 6. The GCF of 13 and 37 is:
A) 1 B) 7 C) 13 D) 3
- 7. The GCF of 111 and 148 is:
A) 21 B) 3 C) 1 D) 37
- 8. The GCF of 16, 48 and 120 is:
A) 2 B) 4 C) 8 D) 16
- 9. The GCF of 77,107 and127 is:
A) 7 B) 21 C) 11 D) 1
- 10. The GCF of 3 and 9 is:
A) 27 B) 9 C) 3 D) 1
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