wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

Factoring

Total questions: 70

Worksheet time: 11hrs 30mins

Name
Class
Date
1.

Which is not a prime factor of 20?

a)

2

b)

2

c)

3

d)

5

2.

Which is not a prime factor of 49?

a)

7

b)

2

c)

7

3.

Which is not a prime factor of 54?

a)

3

b)

2

c)

3

d)

3

e)

7

4.

Which is not a factor of 20?

a)

5

b)

4

c)

3

d)

10

e)

2

5.

Which numbers are a factor of 30? (choose all that apply)

a)

5

b)

6

c)

3

d)

10

e)

15

6.

Which numbers are a factor of 30? (choose all that apply)

a)

5

b)

4

c)

3

d)

9

e)

15

7.

Which numbers are a factor of 25? (choose all that apply)

a)

5

b)

4

c)

3

d)

9

e)

15

8.

What two factors can I multiply to get 25? (choose all that apply)

a)

5

b)

4

c)

5

d)

3

e)

15

9.

Which numbers are a factor of 100? (choose all that apply)

a)

5

b)

20

c)

25

d)

50

e)

4

10.

Which numbers are a factor of 100? (choose all that apply)

a)

24

b)

20

c)

12

d)

10

e)

2

11.

Which numbers are a factor of 99? (choose all that apply)

a)

3

b)

33

c)

2

d)

11

e)

9

12.

Which numbers are a factor of 99? (choose all that apply)

a)

3

b)

33

c)

6

d)

11

e)

66

13.

Which numbers are a factor of 50? (choose all that apply)

a)

3

b)

25

c)

5

d)

2

e)

20

14.

Which numbers are a factor of 50? (choose all that apply)

a)

10

b)

25

c)

5

d)

2

e)

5

15.

Which numbers are a factor of 49? (choose all that apply)

a)

3

b)

7

c)

2

d)

9

e)

40

16.

Which numbers are a factor of 15? (choose all that apply)

a)

3

b)

7

c)

5

d)

2

17.

Which numbers are a factor of 9? (choose all that apply)

a)

3

b)

7

c)

5

d)

2

18.

Which numbers are a factor of 21? (choose all that apply)

a)

3

b)

7

c)

5

d)

2

19.

Which numbers are a factor of 24? (choose all that apply)

a)

3

b)

8

c)

12

d)

2

e)

4

20.

Which numbers are a factor of 24? (choose all that apply)

a)

6

b)

7

c)

12

d)

5

e)

4

21.

Which numbers are a factor of 36? (choose all that apply)

a)

18

b)

2

c)

6

d)

3

e)

9

22.

Which numbers are a factor of 36? (choose all that apply)

a)

4

b)

2

c)

6

d)

3

e)

9

23.

Which numbers are a factor of 36? (choose all that apply)

a)

4

b)

7

c)

18

d)

5

e)

12

24.

Which numbers are a factor of 40? (choose all that apply)

a)

4

b)

10

c)

8

d)

5

e)

20

25.

Which numbers are a factor of 40? (choose all that apply)

a)

2

b)

10

c)

3

d)

5

e)

20

26.

Which numbers are a factor of 40? (choose all that apply)

a)

2

b)

10

c)

7

d)

6

e)

20

27.

Which numbers are a factor of 42? (choose all that apply)

a)

3

b)

14

c)

7

d)

6

e)

20

28.

Which numbers are a factor of 42? (choose all that apply)

a)

3

b)

14

c)

7

d)

6

e)

21

29.

Which numbers are not a factor of 42? (choose all that apply)

a)

3

b)

11

c)

7

d)

6

e)

21

30.

Which numbers are a factor of 64? (choose all that apply)

a)

3

b)

8

c)

4

d)

2

e)

32

31.

Which are the PRIME factors of 64? (choose all that apply)

a)

3

b)

2

c)

4

d)

7

e)

11

32.

Which are the PRIME factors of 32? (choose all that apply)

a)

3

b)

2

c)

4

d)

7

e)

27

33.

Which are the PRIME factors of 16? (choose all that apply)

a)

3

b)

2

c)

4

d)

5

e)

17

34.

Which are the PRIME factors of 8? (choose all that apply)

a)

5

b)

2

c)

11

d)

8

e)

7

35.

Which are the PRIME factors of 42? (choose all that apply)

a)

7

b)

5

c)

3

d)

2

e)

9

36.

Which are the PRIME factors of 72? (choose all that apply)

a)

7

b)

5

c)

3

d)

2

e)

11

37.

Which are the PRIME factors of 54? (choose all that apply)

a)

27

b)

5

c)

3

d)

2

e)

11

38.

Which are the PRIME factors of 21? (choose all that apply)

a)

7

b)

5

c)

3

d)

2

e)

11

39.

Which are the PRIME factors of 27? (choose all that apply)

a)

7

b)

5

c)

3

d)

2

e)

11

40.

Which are the PRIME factors of 100? (choose all that apply)

a)

7

b)

5

c)

3

d)

2

e)

11

41.

When I take all the PRIME factors of 100, How many 5s do I have?

(a)  

42.

When I take all the PRIME factors of 100, How many 2s do I have?

(a)  

43.

When I take all the PRIME factors of 27, How many 2s do I have?

(a)  

44.

When I take all the PRIME factors of 27, How many 3s do I have?

(a)  

45.

When I take all the PRIME factors of 49, How many 3s do I have?

(a)  

46.

When I take all the PRIME factors of 49, How many 6s do I have?

(a)  

47.

When I take all the PRIME factors of 49, How many 7s do I have?

(a)  

48.

When I take all the PRIME factors of 81, How many 3s do I have?

(a)  

49.

When I take all the PRIME factors of 81, How many 2s do I have?

(a)  

50.

When I take all the PRIME factors of 81, How many 5s do I have?

(a)  

51.

When I take all the PRIME factors of 81, How many 7s do I have?

(a)  

52.

When I take all the PRIME factors of 121, How many 7s do I have?

(a)  

53.

When I take all the PRIME factors of 121, How many 3s do I have?

(a)  

54.

When I take all the PRIME factors of 121, How many 11s do I have?

(a)  

55.

When I take all the PRIME factors of 36, How many 3s do I have?

(a)  

56.

When I take all the PRIME factors of 36, How many 2s do I have?

(a)  

57.

When I take all the PRIME factors of 36, How many 5s do I have?

(a)  

58.

When I take all the PRIME factors of 36, How many 7s do I have?

(a)  

59.

When I take all the PRIME factors of 42, How many 2s do I have?

(a)  

60.

When I take all the PRIME factors of 42, How many 3s do I have?

(a)  

61.

When I take all the PRIME factors of 42, How many 7s do I have?

(a)  

62.

When I take all the PRIME factors of 42, How many 5s do I have?

(a)  

63.

When I take all the PRIME factors of 56, How many 2s do I have?

(a)  

64.

When I take all the PRIME factors of 56, How many 3s do I have?

(a)  

65.

When I take all the PRIME factors of 56, How many 5s do I have?

(a)  

66.

When I take all the PRIME factors of 56, How many 7s do I have?

(a)  

67.

When I take all the PRIME factors of 84, How many 7s do I have?

(a)  

68.

When I take all the PRIME factors of 84, How many 5s do I have?

(a)  

69.

When I take all the PRIME factors of 84, How many 3s do I have?

(a)  

70.

When I take all the PRIME factors of 84, How many 2s do I have?

(a)