Free Printable Baldi's Math Quiz: 12. Greatest Common Divisor

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Worksheets

Baldi's Math Quiz: 12. Greatest Common Divisor

Total questions: 16

Worksheet time: 41mins

Name

Class

Date

1.

What is the GCF of 21 and 49?

(a)

2.

The least common multiple of 18 and 24 is ________.

a)

6

b)

24

c)

36

d)

72

3.

The greatest common divisor of 91, 39 and 78 is ________.

a)

24

b)

13

c)

39

d)

91

4.

GCF of 27 and 70

a)

3

b)

5

c)

7

d)

10

5.

GCF of 24 and 56

a)

2

b)

4

c)

6

d)

8

6.

GCF of 99 and 54

a)

9

b)

3

c)

6

d)

8

7.

GCF of 28 and 40

a)

2

b)

4

c)

7

d)

8

8.

GCF of 20 and 35

a)

4

b)

5

c)

7

d)

20

9.

GCF of 20 and 70

a)

2

b)

5

c)

7

d)

10

10.

GCF of 20 and 35

a)

4

b)

5

c)

7

d)

20

11.

What is the greatest common factor of 8 and 10?

a)

1

b)

3

c)

4

d)

2

12.

What is the greatest common factor of 4 and 16?

a)

4

b)

2

c)

1

d)

16

13.

What is the greatest common factor of 6 and 21?

a)

6

b)

2

c)

3

d)

7

14.

Find the GCF of 6 and 24.

a)

2

b)

3

c)

1

d)

6

15.

What is the GCF of 4 and 12?

a)

3

b)

1

c)

6

d)

4

16.

What is the GCF of 20 and 30?

a)

5

b)

2

c)

10

d)

20

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