GCF LCM

What is the GCF of 18 and 24?

• 3

• 6

• 8

• 9

Find the Least Common Multiple of 9 and 6

• 18

• 36

• 38

• 72

Two neon signs are turned on at the same and begin to blink.  One sign links every 9 seconds.  The other blinks every 15 seconds.  In how many seconds will they blink together?

• 3

• 5

• 45

• 9

Which is the correct way to use the GCF and the Distributive Property to show 36+48?

• 2(18+24)

• 3(12+16)

• 12(3+4)

• 6(6+8)

Mr. Roberts makes travels bags to take on a field trip. He puts 18 notepads, 36 water bottles, and 24 granola bars into bags. He wants to put the same amount in each travel bag. What is the greatest amount of travel bags he can make?

Answer as just a number.

_____ bags

• 4

• 18

• 6

• 24

• 12

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

What is the GCF? 5x²+20x

• 5

• x

• 5x

• 20x

Mr. Roberts makes travels bags to take on a field trip. He puts 18 notepads, 36 water bottles, and 24 granola bars into bags. He wants to put the same amount in each travel bag. What is the greatest amount of travel bags he can make?

Answer as just a number.

_____ bags

• 4

• 18

• 6

• 24

• 12

Find the least common multiple (LCM) of 2 and 3

• 2

• 3

• 6

• 12

What is the greatest common factor of 15 and 36?

• 6

• 8

• 4

• 3