GCF & LCM

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

Two clocks are turned on at the same time. One clock chimes every 15 minutes. The other clock chimes every 25 minutes. In how many minutes will they chime together?

• 55 minutes
• 25 minutes
• 60 minutes
• 75 minutes

Tags

CCSS.6.NS.B.4

Peter has 18 oranges and 27 pears. He wants to make fruit baskets with the same number of each fruit in each basket. What is the greatest number of fruit baskets he can make?

• 1
• 2
• 3
• 4

Tags

CCSS.6.NS.B.4

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

• 4
• 40
• 15
• 20

Tags

CCSS.6.NS.B.4

Find the GCF of 12 and 6. 

• 1
• 6
• 2
• 3

Tags

CCSS.6.NS.B.4

Find the LCM of each set of numbers. 
 3, 5 

• 15
• 20
• 30
• 33

Tags

CCSS.6.NS.B.4

GCF of 12 and 18

• 3
• 4
• 6
• 2

Tags

CCSS.6.NS.B.4

 Find the GCF of each set of numbers. 
28, 42, 56

• 14
• 4
• 7
• 8

Tags

CCSS.6.NS.B.4

 Find the GCF of each set of numbers. 
12, 30 

• 4
• 2
• 5
• 6

Tags

CCSS.6.NS.B.4

Find the LCM of each set of numbers.
8, 12 

• 48
• 24
• 76
• 96

Tags

CCSS.6.NS.B.4