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