LOWEST COMMON MULTIPLES (LCM) WEEK 10

What is the least common multiple (LCM) of 5 and 20?

• 4
• 5
• 20
• 100

Tags

CCSS.6.NS.B.4

Find the lowest common denominator of these 3 fractions:  3/4   2/3   5/6

• 24
• 18
• 12
• 30

Tags

CCSS.6.NS.B.4

Find the lowest common denominator of these 3 fractions   2/3   1/2   4/10

• 60
• 15
• 20
• 30

Tags

CCSS.4.NF.A.2

What is the least common multiple (LCM) of 6 and 8?

• 6
• 8
• 48
• 24

Tags

CCSS.6.NS.B.4

What is the LCM of 2, 4, and 9?

• 18
• 36
• 27
• 40

Tags

CCSS.6.NS.B.4

Joe has listed the first 4 multiples of 7 as:

7, 14 , 22, 28

Which one is incorrect?

• 7

• 14

• 22

• 28

Tags

CCSS.4.OA.B.4

Melanie and Martin are both building a toy train track out of connecting pieces. Melanie has pieces that are 8 inches long while Martin's pieces are 20 inches long.  How long will the shortest track be that they can each build with the same length?

• 2
• 40
• 4
• 20

Tags

CCSS.6.NS.B.4

The school cafeteria serves tacos every sixth day and cheeseburgers every eighth day.  If tacos and cheeseburgers are both on today's menu, in how many days will they both be on the menu again?

• 24
• 2
• 6
• 12

Tags

CCSS.6.NS.B.4

Two neon signs are turned on at the same and begin to blink.  One sign links every 9 seconds.  The other blinks every 15 seconds.  In how many seconds will they blink together?

• 3
• 5
• 45
• 9

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