LCM

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

• 6
• 8
• 48
• 24

Tags

CCSS.6.NS.B.4

What is the least common multiple (LCM) of 15 and 2?

• 30
• 2
• 45
• 152

Tags

CCSS.6.NS.B.4

Two neon signs are turned on at the same time. Both signs blink as they are turned on. One sign blinks every 9 seconds. The other sign blinks every 15 seconds. In how many seconds will they blink together again?

• 48 seconds
• 45 seconds
• 16 seconds
• 8 seconds

Tags

CCSS.6.NS.B.4

Jenny goes to dance class every 6 days, karate class every 12 days, and to the library every 18 days. On December 1st she went to both classes and the library. On what date will she do both classes and go to the library?

• 24 days
• 36 days
• 42 days
• 52 days

Tags

CCSS.6.NS.B.4

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

• 14 days
• 24 days
• 34 days
• 44 days

Tags

CCSS.6.NS.B.4

Find the Least Common Multiple (LCM) of 4 & 14.

• 14
• 20
• 28
• 42

Tags

CCSS.6.NS.B.4

Find the Least Common Multiple (LCM) of 12 & 30

• 30
• 36
• 60
• 90

Tags

CCSS.6.NS.B.4

There are 40 girls and 32 boys who want to participate in 6th grade club sports. If each team must have the same number of girls and the same number of boys, how many girls and boys will be on each team?

• 8 girls and 8 boys

• 5 girls and 4 boys

• 4 girls and 5 boys

• 16 girls and 20 boys

Tags

CCSS.6.NS.B.4

CCSS.6.RP.A.1

CCSS.6.RP.A.3

What is the LCM of 2, 4, 6?

• 6
• 12
• 4
• 2

Tags

CCSS.6.NS.B.4

Fill in the Blank: Least _______ ________

• Common Multilpier
• Common Multiple
• Common Factor

Tags

CCSS.6.NS.B.4