Free Printable Factors & Facts

1.

What are the FACTORS of 18?

a)

1, 2, 8,18

b)

1, 2, 3, 6, 9, 18

c)

2, 9, 3, 8

d)

1, 2, 4, 9, 18

2.

Which numbers are MULTIPLES of 6?

a)

1, 2, 3, 4, 5, 6

b)

6, 8, 10, 12, 14, 16,

c)

6, 12, 18, 24, 30, 36

d)

6, 26, 36, 48, 58, 60

3.

What is the answer called in Multiplication?

a)

Product

b)

Sum

c)

Difference

d)

Quotient

4.

What ae the FACTORS of 24?

a)

1, 2, 3, 5, 8, 12, 24

b)

1, 2, 4, 8, 24

c)

1, 2, 3, 4, 6, 8, 12, 24

d)

1, 4, 8, 12, 24

5.

Which numbers are MULTIPLES of 8?

a)

8, 10, 12, 14, 16

b)

1, 8, 2, 4,

c)

8, 16, 24, 32, 40

d)

1, 8, 16, 26, 34

6.

What are the FACTORS of 28?

a)

1, 2, 3, 4, 6, 7, 8, 28

b)

1, 2, 6, 8, 14, 28

c)

1, 2, 3, 4, 8, 18, 28

d)

1, 2, 4, 7, 14, 28

7.

Which choice lists all the factors for the number 24?

a)

2, 3, 4, 6, 8, 12, 24

b)

2, 3, 4, 6, 8, 12, 24, 36

c)

1, 2, 3, 4, 6, 8, 12, 24

d)

1, 2, 4, 5, 6, 8, 12 ,24

8.

14, 49, and 28 are all multiples of what number?

a)

2

b)

7

c)

4

d)

5

9.

Which number is a factor of 6?

a)

12

b)

2

c)

8

d)

10

10.

Which are the factors of both 6 and 15?

a)

9

b)

5

c)

6

d)

3

11.

Which of the following are multiples of 6...

a)

1, 2, 3, 6

b)

12, 18, 24

c)

2, 4, 6, 8

d)

none

12.

Which number is a multiple of 8?

a)

4

b)

2

c)

24

d)

30

13.

Which number is a factor of 48?

a)

6

b)

18

c)

7

d)

9

14.

A prime number is...

a)

a number that has only one factor.

b)

a number that has at least two factors.

c)

a number that has more than two factors.

d)

a number that has only two factors.
(1 and itself)

15.

Which number is NOT prime?

a)

3

b)

7

c)

17

d)

21

16.

A composite number is...

a)

a number with more than 2 factors

b)

a number that has ONLY 2 factors

c)

is an odd number

d)

is NEVER an odd number

17.

Is 35 prime or composite?

a)

prime

b)

composite

18.

Which of the following is a multiple of 4 and 6?

a)

20

b)

18

c)

54

d)

12

19.

Which is a NOT a factor of 9?

a)

0

b)

1

c)

3

d)

9

20.

Which number is prime?

a)

9

b)

5

c)

15

d)

1

21.

What are the first 5 prime numbers?

a)

2, 3, 5, 7, 11

b)

1, 3, 5, 7, 9

c)

1, 3, 5, 11, 13

d)

2, 3, 5, 7, 13

22.

Which answer choice lists all the factors for 27?

a)

3, 9

b)

1, 3, 9, 27

c)

1, 3, 6, 9, 12, 27

d)

1, 3, 6, 9, 18, 27

23.

which of the following is not a prime number?

a)

41

b)

43

c)

45

d)

47

24.

Which of the following is a prime number?

a)

19

b)

39

c)

49

d)

69

25.

What is special about the number 2?

a)

2 is composite

b)

2 is prime an composite

c)

2 is the only even prime number

d)

2 is odd

26.

What are the factors of 100?

a)

1, 2, 4, 5, 10, 20, 25, 50, 100

b)

1, 2, 5, 10, 50, 100

c)

1, 10, 100

d)

1, 2, 5, 10, 25, 50, 100

27.

Which number is NOT prime?

a)

3

b)

7

c)

17

d)

21

28.

What is the GCF of 8 and 24?

a)

1

b)

24

c)

8

d)

4

29.

What does GCF mean?

a)

Generate Compared Factors

b)

Greatest Common Factor

c)

Greatest Common Multiple

d)

Greatest Compared Factor

30.

What is the greatest common factor of 24 and 36?

a)

2

b)

3

c)

12

d)

24

31.

What is the LCM of 15 and 10?

a)

15

b)

25

c)

30

d)

20

32.

Find the Greatest Common Factor (GCF) of 14 & 22.

a)

1

b)

2

c)

7

d)

14

33.

______ is the factor of every number.

a)

1

b)

0

c)

5

d)

None of these

34.

Each number is the greatest factor of itself.

a)

true

b)

false

35.

When we skip count, we are listing _____.

a)

factors

b)

divisors

c)

addends

d)

multiples

36.

Which number is not a multiple of 6?

a)

12

b)

42

c)

18

d)

35

37.

Is 100 a prime or composite number?

a)

Prime

b)

Composite

38.

36, 12, 144, 24, 60

a)

Factors of 12

b)

Multiples of 12

c)

Factors of 2

d)

Multiples of 3

39.

The factors of 30 are:

a)

15, 30, 45, 45

b)

2, 3, 10, 30

c)

30, 60, 90, 120

d)

1, 2, 3, 5, 6, 10, 15, 30

40.

1, 3, 5, 15

a)

Multiples of 15

b)

Factors of 15

c)

Factors of 5

d)

Multiples of 3

41.

The multiples of 15

a)

1, 15

b)

3, 1, 15, 5

c)

45, 90, 60, 15

d)

15, 20, 25, 30, 35

42.

Factors of 2

a)

1, 2

b)

2, 4, 6, 8, 10

c)

24, 6, 10, 24, 36

d)

1

43.

When multiplying by zero you answer will always be _________.

a)

The other factor

b)

Zero

c)

This question cannot be answered

44.

List the first four multiples of 8.

a)

1, 2, 4, 8

b)

8, 16, 24, 32

c)

16, 24, 32, 40

d)

2, 4, 6, 8, 10

45.

Which of these statements is true?

a)

All numbers have 4 factors.

b)

2 is a factor of every number.

c)

1 is a factor of every number.

d)

All odd numbers have an odd number of factors.

46.

1,2,8 and 16 are all factors of 16. Which factor is missing

a)

3

b)

4

c)

5

d)

6

47.

1,2,3,6,9 and 18 are the factors of

a)

18

b)

20

c)

6

d)

9

48.

what numbers are the factors of 9?

a)

9,18,27,36

b)

1,3,9

c)

1,2,9

d)

0,1,3,9

49.

What are the factors of 25?

a)

1, 2, 3, 5, 10, 15, 25

b)

1, 25

c)

1, 5, 25

d)

1, 5

50.

Which of the following is a multiple of 7?

a)

28

b)

48

c)

71

d)

45

51.

Which are the factors of both 6 and 15?

a)

9

b)

5

c)

6

d)

3

52.

What are the next three multiples? 6, 12, 18, ___ ,___ ,___

a)

24, 30, 34

b)

24, 36, 42

c)

24, 30, 36

d)

22, 28, 34

53.

Is 5 a factor of 80?

a)

Yes

b)

No

54.

Which number is a factor of 10

a)

3

b)

4

c)

5

d)

8

55.

Which are factors of 20?

a)

2,10,5,4,1,20

b)

3,5,7,9

c)

40,80,100

d)

15,25,35

56.

Is 3 a factor of 21?

a)

yes

b)

no

57.

Which lists all the factors of 64?

a)

1, 64

b)

1, 2, 3, 4, 5, 6, 7, 8

c)

1, 2, 32, 64

d)

1, 2, 4, 8, 16, 32, 64

58.

Which lists all the factors of 72

a)

1, 2, 3, 4, 5, 6, 7, 8, 6, 5, 4, 3, 2, 1

b)

1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72

c)

1, 2, 3, 4, 6, 8

d)

1, 72

59.

Which lists all the factors of 100?

a)

1, 2, 4, 5, 10, 20, 25, 50, 100

b)

1, 100

c)

1, 2, 3, 4, 5, 6, 7, 8, 25, 50, 100

d)

1, 2, 4, 5, 10

60.

a number that divides evenly into a given whole number, without leaving a remainder

a)

factor

b)

multiple

c)

odd

d)

prime

61.

This is an example of...

a)

the ladder method

b)

factor trees

c)

composite factorization

62.

Which statement is TRUE for any number?

a)

You can list all of its multiples.

b)

It has an unlimited number of factors.

c)

You can list some of its factors.

d)

It has an unlimited number of multiples.

63.

Is 5 a factor of 32?

a)

yes

b)

no

64.

is 5 a factor of 45?

a)

yes

b)

no

65.

Is 4 a factor of 44?

a)

yes

b)

no

66.

Is 4 a factor of 30?

a)

yes

b)

no

67.

Is 10 a factor of 20?

a)

yes

b)

no

68.

Is 5 a factor of 25?

a)

yes

b)

no

69.

Is 6 a factor of 28?

a)

yes

b)

no

70.

Is 6 a factor of 48?

a)

yes

b)

no

71.

Is 7 a factor of 40?

a)

yes

b)

no

72.

Is 3 a factor of 39?

a)

yes

b)

no

73.

Is 3 a factor of 35?

a)

yes

b)

no

74.

Is 7 a factor of 35?

a)

yes

b)

no

75.

Is 4 a factor of 14?

a)

yes

b)

no

76.

Is 2 a factor of 15?

a)

yes

b)

no

77.

Is 12 a factor of 24?

a)

yes

b)

no

78.

Is 6 a factor of 14?

a)

yes

b)

no

79.

Is 6 a factor of 15?

a)

yes

b)

no

80.

Is 8 a factor of 24?

a)

yes

b)

no

81.

Which are the factors of 14?

a)

1,14

b)

1, 2, 7, 14

c)

2, 7

82.

Which number is a factor of 10

a)

3

b)

4

c)

5

d)

8

83.

Which number is a factor of 21

a)

8

b)

9

c)

6

d)

3

84.

Which number is a factor of 16

a)

7

b)

6

c)

9

d)

4

85.

Which are the factors of 14?

a)

1,14

b)

1, 2, 7, 14

c)

2, 7

86.

Which number is a factor of 36?

a)

8

b)

5

c)

9

d)

7

87.

Which number is a factor of 32

a)

9

b)

7

c)

6

d)

8

88.

Which number is a factor of 56?

a)

7

b)

6

c)

9

d)

5

89.

Which number is a factor of 15

a)

4

b)

3

c)

9

d)

8

90.

Which is the prime factorization of 12 ?

a)

2 x 6

b)

2 + 2 + 2 + 2 + 2 + 2

c)

2²x 3

d)

1 x 2²x 3

91.

If the expanded form is 2⋅2⋅2⋅3⋅3⋅5⋅7 what would the exponential form be?

a)

2⋅3⋅5⋅7

b)

2³⋅3²⋅5⋅7

c)

2²⋅3²⋅5⋅7

d)

8⋅9⋅35

92.

Use a number tree to find the prime factorization of 32

a)

2 x 2 x 2 x 4

b)

2 x 2 x 2 x 2 x 2

93.

Use a number tree to find the prime factorization of 60

a)

5 x 3 x 2 x 2

b)

7 x 6 x 5

94.

Use a number tree to find the prime factorization of 42

a)

4 x 4 x 3

b)

7 x 3 x 2

95.

Use a number tree to find the prime factorization of 18

a)

3 x 3 x 2

b)

3 x 3 x 3

96.

Write 63 as a product of its prime factors.

a)

3 x 3 x 7

b)

9 x 7

97.

All even numbers are composite

a)

True

b)

False

98.

What is the prime factorization of 16 ?

a)

1 x 16

b)

2²x 4

c)

2⁴

d)

2² + 2²

99.

What is the prime factorization of 90 ?

a)

2 x 3 x 3 x 5

b)

2 x 5 x 9

c)

2 x 3 x 5

d)

3 x 30

100.

What is the prime factorization of 40 ?

a)

8 x 5

b)

2 x 4 x 5

c)

2 x 2 x 2 x 5

d)

2 x 4 x 8 x 5

101.

Write 18 as a product of its prime factors.

a)

2 x 9

b)

3 x 6

c)

2 x 3 x 6

d)

2 x 3 x 3

102.

All odd numbers are prime

a)

True

b)

False

103.

3 x 3 x 3 x 3
is an example of

a)

exponential notation

b)

expanded notation

c)

base

d)

exponent

104.

What is the prime factorization of 66 ?

a)

6 x 11

b)

2 x 3 x 11

c)

2 x 33

d)

1 x 66

105.

What is the prime factorization of 81 ?

a)

3 x 27

b)

9 x 9

c)

3 x 3 x 9

d)

3 x 3 x 3 x 3

106.

28 is a _______________ number

a)

prime

b)

composite

107.

2 x 2 x 2 is the prime factorization of

a)

6

b)

12

c)

22

d)

8

108.

What is the prime factorization of 33?

a)

33

b)

11x3

c)

10x3

d)

3x3x3x2

109.

Use a factor tree to find the prime factorization of 60

a)

5x3x2x2

b)

7x6x5

c)

5x3x3x2

d)

7x5x4

110.

Which of the following shows the prime factorization of 36?

a)

2 × 2 × 2 × 2

b)

2 × 2 × 2 × 3

c)

2 × 3 × 3 × 3

d)

2 × 2 × 3 × 3

111.

Which of the following shows the prime factorization of 60?

a)

2 x 3 x 3 x 5

b)

2 x 2 x 3 x 5

c)

2 x 2 x 3 x 7

d)

2 x 3 x 5 x 5

112.

Which of the following shows the prime factorization of 48?

a)

1 × 2 × 2 × 2 × 2

b)

2 × 2 × 2 × 2 × 3

c)

2 × 2 × 2 × 3 × 3

d)

2 × 2 × 3 × 3 × 3

113.

Which of the following shows the prime factorization of 50?

a)

2 x 5 x 5

b)

2 x 2 x 5

c)

2 x 5 x 5 x 5

d)

2 x 2 x 2 x 5

114.

231 is a _______________ number

a)

prime

b)

composite

115.

1,2,8 and 16 are all factors of 16. Which factor is missing

a)

3

b)

4

c)

5

d)

6

Factors & Facts

Total questions: 115

Worksheet time: 4hrs 6mins

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