Exploring Common Multiples

A Grade 8 math worksheet focusing on identifying common multiples and least common multiples (LCM) of various numbers.

Grade 8 Math Number SenseCommon Multiples

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Includes

Short AnswerFill in the BlanksMultiple ChoiceLong AnswerTrue / False

Standards

CCSS.MATH.CONTENT.6.NS.B.4

Topics

mathgrade 8common multiplesLCMnumber sense

7 sections · Free to use · Printable

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Exploring Common Multiples

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Date:

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Read each question carefully and provide the best answer. Show your work where necessary.

1. List the first five multiples of 7.

2. List the first five multiples of 9.

3. The common multiples of 3 and 4 are .

4. List the first three common multiples of 5 and 10: .

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

6. The LCM of 4 and 10 is:

7. Two buses leave the station at the same time. Bus A completes its route in 30 minutes, and Bus B completes its route in 45 minutes. If they both started at 7:00 AM, at what time will they both be at the station again at the same time?

8. All common multiples are also least common multiples.

True

False