GCF and LCM Review

Find the GCF of 12 and 30

• 12

• 2

• 5

• 6

Tags

CCSS.6.NS.B.4

Find the GCF of 15 and 45

• 3

• 5

• 15

• 30

Tags

CCSS.6.NS.B.4

Find the GCF of 25 and 40

• 5

• 8

• 2

• 10

Tags

CCSS.6.NS.B.4

Find the LCM of 18 and 24

• 48

• 36

• 72

• 432

Tags

CCSS.6.NS.B.4

Find the LCM of 14 and 21

• 28

• 42

• 7

• 294

Tags

CCSS.6.NS.B.4

Find the LCM of 3 and 8

• 3

• 16

• 24

• 72

Tags

CCSS.6.NS.B.4

Find the LCM of 9 and 12

• 3

• 18

• 36

• 72

Tags

CCSS.6.NS.B.4

Starting on Nov. 1, if Roza runs every third day and swims every fifth day, what is the first day that she will both run and swim again?

• 5

• 16

• 22

• 30

Tags

CCSS.6.NS.B.4

Which is a NOT a factor of 9?

• 0
• 1
• 3
• 9

Tags

CCSS.4.OA.B.4

What is the least common multiple (LCM) of 4 and 10?

• 4
• 40
• 15
• 20

Tags

CCSS.6.NS.B.4