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

Tags

CCSS.4.OA.B.4

what is the LCM of the numbers 2 and 3

• 3
• 2
• 4
• 6

what is the GCF of 12 and 6?

• 6
• 2
• 4
• 1

what is a multiple of 5? 

• 33
• 22
• 55
• 11

Tags

CCSS.4.OA.B.4

What is a factor of 14

• 5
• 7
• 3
• 28

Tags

CCSS.4.OA.B.4

You have a set of 12 hearts, 16 diamonds, and 20 clubs that need to be put into equal groups.  Each group must be made up of the same number of hearts, diamonds, and clubs.  What is the greatest number of groups that can be made?

• 6 groups
• 2 groups
• 4 groups

You are watching a parade and observe cars going by in groups of 4 blue cars and 6 green cars at a time.  If you observe the same number of blue and green cars, what is the smallest number of each car you could have observed?

• 2 cars
• 12 cars
• 24 cars