GCF and LCM
- 1. Find the GCF for 20 and 28.
A) 8 B) 2 C) 16 D) 4
- 2. Find the LCM for 10 and 6.
A) 20 B) 40 C) 60 D) 30
- 3. Find the GCF for 24 and 36.
A) 24 B) 8 C) 2 D) 12
- 4. Find the LCM for 12 and 18.
A) 5 B) 60 C) 180 D) 36
- 5. Find the LCM for 8 and 10.
A) 60 B) 40 C) 20 D) 32
- 6. Find the LCM for 4 and 12.
A) 12 B) 8 C) 48 D) 36
- 7. Find the LCM for 5 and 7.
A) 45 B) 20 C) 70 D) 35
- 8. Find the GCF for 4 and 12.
A) 4 B) 36 C) 12 D) 2
- 9. Find the LCM for 6 and 8.
A) 48 B) 18 C) 12 D) 24
- 10. Find the GCF for 32 and 24.
A) 4 B) 6 C) 2 D) 8
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