- 1. Choose the Greatest Common Factor (GCF) of: 18, 36
A) 18
B) 6
C) 2
D) 3
- 2. Choose the Greatest Common Factor (GCF) of: 42, 84
A) 42
B) 2
C) 3
D) 6
- 3. Choose the Greatest Common Factor (GCF) of: 16, 64
A) 8
B) 16
C) 24
D) 2
- 4. Choose the Greatest Common Factor (GCF) of: 17, 51
A) 3
B) 2
C) 17
D) none
- 5. Choose the Greatest Common Factor (GCF) of: 25, 75
A) 3
B) 5
C) 15
D) 25
- 6. Choose the Greatest Common Factor (GCF) of: 23, 69
A) 13
B) 7
C) 23
D) none
- 7. Choose the Greatest Common Factor (GCF) of: 45, 105
A) 5
B) 6
C) none
D) 3
- 8. Choose the Greatest Common Factor (GCF) of: 42, 63
A) 9
B) 21
C) 7
D) 3
- 9. Choose the Greatest Common Factor (GCF) of: 100, 150
A) 25
B) none
C) 5
D) 50
- 10. Choose the Greatest Common Factor (GCF) of: 12, 96
A) 12
B) none
C) 4
D) 3
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