Gcf and Lcm

What is the LCM of 6 and 18?

• 18

• 36

• 12

• 30

The GCF of 24 and 36 is:

• 6

• 12

• 18

• 24

The LCM of 3 and 5 is:

• 15

• 20

• 25

• 30

Is this question asking to find GCF or LCM?

• GCF

• LCM

Which pair of numbers has a GCF of 10 AND a LCM of 60?

• 2 and 5

• 20 and 30

• 5 and 10

• 15 and 20

Tags

TEKS.MATH.6.7A

Match the following

• fewer!

  (Example: 12: 1, 2, 3, 4, 6, 12)

• LCM stands for...

• more!

  (Example: 3: 3, 6, 9, 12, 15, 18)

• Multiples mean

• Greatest Common Factor

• GCF stands for...

• Least Common Multiple

• Factors mean

What is the GCF of 10 and 15?

• 5

• 10

• 15

• 30

The common factor of all numbers is:

• 0

• 1

• 2

• 3

What is the GCF of 8 and 12?

• 2

• 4

• 6

• 8

What is the LCM of 5 and 10?

• 15

• 20

• 30

• 10