LCM & GCF

What is the GCF (greatest common factor) of 14 and 35?

• 7
• 14
• 35
• 1

What is the least common multiple (LCM) of 14 and 35?

• 70
• 490
• 7

• 35

What is the least common multiple (LCM) of 8 and 20?

What is the GCF (greatest common factor) of 8 and 20?

• 2
• 4
• 8
• 10

What is the GCF (greatest common factor) of 5 and 13?

What is the least common multiple (LCM) of 5 and 13?

• 60

• 1

• 65

• 78

What is the least common multiple (LCM) of 9 and 15?

• 3

• 45

• 9

• 135

What is the GCF (greatest common factor) of 9 and 15?

What is the GCF (greatest common factor) of 4, 6 and 12?

• 2

• 6

• 24

• 10

What is the least common multiple (LCM) of 4, 6, and 12?