GCF and LCM

 Marco has 36 roses and 45 tulips.  He wants to make flower arrangements so each arrangement will have the same number of tulips and roses.  Which expression represents the largest number of arrangements he can make and the number of flowers in each arrangement?

• 3 (12 + 15)
• 9 x 9
• 5 (6 + 9)
• 9 (4 + 5)

Tags

CCSS.6.NS.B.4

Callie works out every 4 days and Kyle works out every 3 days. Callie and Kyel both exercised today.  How many days in the next 45 days will they both be exercising on the same day?

• 2
• 12
• 3
• 24

Tags

CCSS.6.NS.B.4

What is the LCM of 5, 8, and 10

• 20
• 40
• 60
• 80

Tags

CCSS.6.NS.B.4

Jerry purchased 24 roses and 56 daisies to make flower arrangements. He needs to buy vases for each group of flowers. If he wants to use all of the flowers and create identical vases of flowers, what is the greatest number of groups of flowers he can make?

• 12

• 4
• 10

• 8

Tags

CCSS.6.NS.B.4

Jane has 18 juice boxes, 24 bags of peanuts and 36 apples.  She wants to make snack bags with the same number of each thing in each bag.  What is the greatest number of snack bags Jane can make.

• 4
• 6
• 8
• 10

Tags

CCSS.6.NS.B.4

64 boys and 144 girls signed up for the summer basketball camp. They want to make as many teams as possible and want them to look alike and have the same ratio of girls and boys. How many teams can they make?

• 18

• 6
• 16
• 2

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.3

At B-Town Middle School, the school is going to put a blue sticker on every 4th locker and a red sticker on every 14th locker. Some lockers will get BOTH stickers. What number locker will be the first to get both? (Starting at locker 1).

• 14
• 20
• 28
• 42

Tags

CCSS.6.NS.B.4

Pencils come in packs of 12 and pencil cap erasers come in packs of 30. Fred buys some packs of pencils and some eraser packs so that he had the same number of each. How many pencils (and erasers) did he buy?

• 30
• 36
• 60
• 90

Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.5

CCSS.6.EE.B.6

CCSS.6.EE.B.7

Find the Least Common Multiple (LCM) of 12 & 18

• 36
• 48
• 60
• 72

Tags

CCSS.6.NS.B.4

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

Tags

CCSS.6.NS.B.4