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Finding the GCF and LCM

Authored by Cielo Marie Baylin

Mathematics

5th Grade

Used 31+ times

Finding the GCF and LCM
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

2. What are the common factors of 11, 22, and 33?

A. 1, 2, 11

B. 1, 3, 11

C. 1, 13

D. 1, 11

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

3. How many common factors are there in 4, 8, and 12 other than 1?

A. 1

B. 2

C. 3

D. 4

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

4. What is the GCF or greatest common factor of 25, 30, and 40?

A. 2

B. 5

C. 10

D. 20

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

5. If the greatest common factor of 24, 40, and 32 is 8, what are the other factors?

A. 1, 2, 4

B. 1, 2, 4, 6  

C. 1, 3, 4

D. 1, 2, 3, 6

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

6. Which of the following sets of numbers has the GCF of 6?

A. 8, 10, 12

B.  12, 14, 16

C.  16, 20, 24

D.  24, 36, 18

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

7. Using the continuous division method, what are we going to do with the prime divisors and the quotients of the given numbers in finding for the LCM?

A. add

B. subtract

C. multiply

D. divide

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

8. What is the LCM of 5, 6, and 15?

A. 10

B. 20

C. 30

D. 40

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