Prime Factor

Complete these prime numbers in order!

What is the prime factor of 120?

• 2 x 2 x 2 x 3 x 5
• 2 x 2 x 2 x 2 x 5
• 2 x 2 x 3 x 3 x 5
• 2 x 2 x 2 x 2 x 3

What is the prime factor of 340?

• 2 x 2 x 5 x 17

• 2 x 2 x 3 x 17

• 2 x 5 x 7 x 17

• 2 x 2 x 2 x 17

What is the prime factor of 66?

• 2 x 3 x 11
• 2 x 33
• 2 x 3 x 7
• 2 x 3 x 5

What is the Prime Factor of 156?

• 2² x 3 x 13

• 2³ x 3 x 13

• 2 x 3² x 13

• 2 x 3³ x13

What is the LCM of 18 and 16?

• 144
• 288
• 72
• 36

What is the LCM of 56 and 12?

• 672
• 112
• 168
• 56

What is the GCF of 72 and 63?

• 9
• 12
• 15
• 18

What is the GCF of 42, 28 and 72?

• 2

• 3

• 4

• 6

What is the GCF of 16, 48, and 80?

• 8
• 16
• 4
• 12