- 1. What is the GCF of 8, 12, and 30?
A) 6 B) 1 C) 4 D) 2
- 2. What is the GCF of 18 and 72?
A) 1 B) 18 C) 2 D) 72
- 3. What is the GCF of 20 and 320?
A) 5 B) 20 C) 1 D) 10
- 4. What is the GCF of 4, 5, and 9?
A) 2 B) 180 C) 1 D) 9
- 5. What is the LCM of 7 and 11?
A) 7 B) 18 C) 77 D) 11
- 6. What is the LCM of 8 and 24?
A) 8 B) 24 C) 48 D) 172
- 7. What is the LCM of 2, 4, and 10?
A) 20 B) 80 C) 40 D) 160
- 8. What is the LCM of 6, 9, and 12?
A) 3 B) 72 C) 36 D) 54
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