LCM and GCF

LCM stands for

• Least correct multiple
• Latest common multiple
• Least common multiple
• Laser classroom mouse

GCF stands for 

• Greatest common factor
• Greatest common fraction
• Giant cat fingernail 
• Greatest calculated factor

multiples for the number 3 include..

• 4,8,12,16,18,21
• 3,5,7,9,10,12
• 3,4,5,6,7,8
• 3,6,9,12,15,18

Factors of the number 12 include..

• 1,2,3,4,6,12
• 12,24,36,42
• 3,6,9,12
• 12 has no factors

what is the GCF of 12 and 6?

• 6
• 2
• 4
• 1

What is the LCM of 4 and 12? 

• 4
• 8
• 12
• 16

The school cafeteria serves tacos every sixth day and cheeseburgers every eight day. If tacos and cheeseburgers are both on today’s menu, how many days will it be before they are both on the menu again?

• 14 days
• 24 days
• 34 days
• 44 days

Sara had 16 red flowers and 24 yellow flowers.  She wants to make bouquets with the same number of each color flower in each bouquet.  What is the greatest number of bouquets that she can make?

• 4
• 2
• 48
• 8

BONUS: What is the LCM of 4,8, and 28?

• 4

• 56

• 14

• 28

What is the LCM of 32 and 40?

• 180
• 160
• 140
• 200