wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

Hello, big brains!

Total questions: 20

Worksheet time: 23mins

Name
Class
Date
1.

Which of the following is a factor of 12? Select all that apply.

a)

12

b)

2

c)

24

d)

3

2.

Select all of the multiples of 8.

a)

2

b)

8

c)

32

d)

4

3.

What is the PRIME factorization of 24?

a)

23 x 3

b)

2 x 2 x 3

c)

6 x 4

d)

32 x 2 x 2

4.

Select all of the prime numbers.

a)

3

b)

9

c)

29

d)

2

5.

Is 10 a multiple of 5?

a)

Yes

b)

No

6.

Is 3 a factor of 26?

a)

Yes

b)

No

7.

Is 3 a factor of 57?

a)

Yes

b)

No

8.

Which are the factors of 21?

a)

1,3,7,21

b)

1,3,8,21

c)

2,4,6,21

d)

3,7,21,28

9.

Which of this in NOT a factor of 60?

a)

3

b)

14

c)

30

d)

4

10.

Which choice is not a factor of 56?

a)

8

b)

5

c)

4

d)

2

11.

Is 78 a multiple of 5?

a)

Yes

b)

No

12.

List the factors of 30

a)

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

b)

2,4,6,8,10,12

c)

3,10,5,7

d)

8,7,5,8,6

13.

The 4th multiple of 9 is

a)

18

b)

27

c)

36

d)

45

14.
Which list has only prime numbers?
a)
2, 3, 4, 5
b)
1, 5, 7, 9
c)
2, 3, 5, 7
d)
2, 4, 6, 8
15.

is 97 prime?

a)

yes

b)

no

16.

What is a Prime Number?

a)

A number that has more than two factors

b)

An Odd Number

c)

A number that only has two factors; one and itself.

d)

An online store with free shipping

17.
2 x 2 x 2 is the prime factorization of
a)
6
b)
12
c)
22
d)
8
18.

What is the prime factorization of 33?

a)

33

b)

11x3

c)

10x3

d)

3x3x3x2

19.

What is the prime factorization of 18?

a)

3 x 3 x 2

b)

3 x 3 x 3

20.

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