GCF/LCM/Prime Factorization/Plus Old Material

What is the LCM (Least Common Multiple) of 4 and 10?

• 4

• 40

• 15

• 20

Tags

CCSS.6.NS.B.4

What is the GCF (Greatest Common Factor) of 12 and 6?

• 1

• 6

• 2

• 3

Tags

CCSS.6.NS.B.4

Find the LCM (Least Common Multiple) of 3 and 5.

• 15

• 20

• 30

• 33

Tags

CCSS.6.NS.B.4

Find the GCF (Greatest Common Factor) of 50 and 40.

• 5

• 2

• 10

• 8

Tags

CCSS.6.NS.B.4

What is the LCM (Least Common Multiple) of 8 and 12?

• 48

• 24

• 76

• 96

Tags

CCSS.6.NS.B.4

What is the GCF (Greatest Common Factor) of 12 and 30?

• 4

• 2

• 5

• 6

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

Bill cut out 6 squares and 8 circles. He divided the cutouts into groups so that the same number of squares and circles were in each group. What is the greatest number of groups he could have made?

• 2

• 3

• 4

Tags

CCSS.6.NS.B.4

Two faucets are dripping. One faucet drips every 4 seconds and the other faucet drips every 9 seconds. If a drop of water falls from both faucets at the same time, how many seconds will it be before you see the faucets drip at the same time?

• 18 seconds
• 36 seconds
• 72 seconds
• 1 second

Tags

CCSS.6.NS.B.4

Which is the GCF of 4 and 12?

• 2

• 4

• 12

Tags

CCSS.6.NS.B.4