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