GCF and LCM

What is the least common multiple (LCM) of 5 and 20?

• 4
• 5
• 20
• 100

Tags

CCSS.6.NS.B.4

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

Tags

CCSS.6.NS.B.4

Lisa is making activity baskets to donate to charity.  She has 12 coloring books and 36 crayons.  What is the greatest number of baskets she can make if each type of toy is equally distributed among the baskets?

• 2
• 12
• 36
• 6

Tags

CCSS.6.NS.B.4

CCSS.6.RP.A.3

Jeremy has two pieces of wood:  one is 90 inches and the other is 72 inches. He wants to cut both pieces into smaller pieces of the same length.  What is the longest possible length he can cut and not have any lumber left over?

• 9
• 2
• 18
• 72

Tags

CCSS.6.NS.B.4

As 100 students entered the auditorium some were given a prize.  If every 6th student received a pencil and every 9th student received a notebook. How many participants received both a pencil and a notebook?

• 3 students
• 18 students
• 5 students
• 54 students

Tags

CCSS.6.NS.B.4

Vince has 12 jars of grape jam, 16 jars of strawberry jam, and 24 jars of raspberry jam. he wants to place the jam into the greatest number of boxes possible so that each box has the same number of jars of each kind of jam. How many boxes does he need?

• 4 boxes
• 3 boxes
• 6 boxes
• 12 boxes

Tags

CCSS.6.NS.B.4

Every third visitor to a museum gets a free bumper sticker. Every fifth visitor to that museum gets a free key chain. Which visitor each day will be the first one to get both the bumper sticker and the key chain?

• 3rd

• 5th

• 15th

Tags

CCSS.6.NS.B.4

LCM stands for

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

Tags

CCSS.6.NS.B.4

GCF stands for 

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

Tags

CCSS.6.NS.B.4

Who lives in a pineapple under the sea?

• Spongebill 
• Mr.D
• Spongebob 
• Nelly Swaggerton