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Common Multiples Worksheet

A Grade 7 math worksheet focusing on identifying and understanding common multiples of numbers.

Grade 7 Math Number SenseCommon Multiples
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Includes

Fill in the Blanks2 Short AnswerMultiple ChoiceTrue / False

Standards

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

Topics

mathgrade 7common multiplesnumber sense
7 sections · Free to use · Printable
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Common Multiples Practice

Name:

Date:

Score:

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

1. List the first five multiples of 7:  ,  ,  ,  ,  .

2. List the first five multiples of 9:  ,  ,  ,  ,  .

3. List the first five multiples of 12:  ,  ,  ,  ,  .

4. What are the first three common multiples of 3 and 4?

5. Find the least common multiple (LCM) of 6 and 8.

6. Which of the following is a common multiple of 5 and 10?

a

15

b

20

c

25

d

30

7. The least common multiple of 4 and 10 is:

a

10

b

20

c

30

d

40

8. All multiples of 2 are also multiples of 4.

T

True

F

False

9. The LCM of two prime numbers is their product.

T

True

F

False

10. Two bells ring at intervals of 4 minutes and 6 minutes respectively. If they ring together at 10:00 AM, when will they ring together again?