Prime Factorization, GCF, & LCM

2 x 2 x 2 is the prime factorization of

• 6
• 12
• 22
• 8

Use a number tree to find the prime factorization of 48

• 4x2x6
• 4x2x2x3
• 3x2x2x2x2
• 12x4

What is the LCM of 3 and 6? 

• 3
• 6
• 12
• 15

What is the least common multiple of 4 and 5?

• 40
• 60
• 1
• 20

What is the GCF and LCM of 12 and 18?

• 6 and 18

• 6 and 36

• 12 and 36

• 3 and 36

What is the GCF and LCM 9 and 15?

• 3 and 15

• 9 and 3

• 45 and 3

• 3 and 45

Find the Least Common Multiple (LCM) of 4 & 14.

• 14
• 20
• 28
• 42

What is the GCF of 18 and 24?

• 3

• 6

• 8

• 9

What is the greatest common factor (GCF) of 10b² and 10?

• 2
• 5
• 10
• 10b

What is the greatest common factor (GCF) of 48x²and 32x³?

• 8x²
• 16x²
• 16x
• 96x³