LCM & GCF Review

Find the GCF of 25 and 40

• 5

• 8

• 2

• 10

Tags

CCSS.6.NS.B.4

Find the LCM of 14 and 21

• 28

• 42

• 7

• 294

Tags

CCSS.6.NS.B.4

GCF of 15 and 35

• 15
• 3
• 7
• 5

Tags

CCSS.6.NS.B.4

The elementary school lunch menu repeats every 25 days; the middle school lunch menu repeats every

15 days. Both schools are serving chicken tenders today.

In how many days will both schools serve chicken tenders again?

• 5 days

• 10 days

• 40 days

• 75 days

The 2-way radio Michael wants runs on 6 batteries. The store sells batteries in packs of 10. What is the

least number of pack of batteries Michael should buy so he has sets of batteries for the radio with no

batteries left over?

• 1

• 2

• 3

• 4

Tags

CCSS.3.OA.A.3

What are the factors of 24?

• 1,2,3,4,6,8,12,24
• 24,48,72,96,120

Tags

CCSS.4.OA.B.4

Anika made 36 jars of plum jelly and 48 jars of grape jelly.  She is putting the jars into boxes of identical size.  Each box will only have one kind of jelly.  What is the greatest number of jars of jelly she can have in a box?

• 6
• 12
• 18
• 24

Jack has football practice every 3rd day. He also plays piano and has practice every 4th day. Today, Jack has both football and piano practice. In how many days, will he have both practices again?

• 1
• 12
• 24
• 3

What is a factor?

• A number that you subtract from another number.

• A number with more than 2 multiples

• A number that divides evenly into another number.

• A number that you add to another number.

Tags

CCSS.6.NS.B.4

The teachers were making goody bags of candy. They have 36 packs of skittles and 24 packs of starbursts. What is the greatest number of goody bags they can make so that every bag has the same number of packs of skittles and same number of packs of starbursts, with none left over?

• 6 bags

• 4 bags

• 12 bags

• 72 bags

Tags

CCSS.6.NS.B.4