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  1. 11+
  2. Year 4
  3. factors-and-multiples
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Identify Factors and Multiples

In this worksheet, students select all the factor pairs for a given number.

'Identify Factors and Multiples' worksheet

Key stage:  KS 2

Curriculum topic:   Maths and Numerical Reasoning

Curriculum subtopic:   Factors and Multiples

Difficulty level:  

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Worksheet Overview

QUESTION 1 of 10

This worksheet is about factor pairs (whole numbers which multiply together to produce the given number)

 

Example

What are the factor pairs of 36?

 

Answer

 

1 and 36

2 and 18

3 and 12

4 and 9

6 and 6

 

These are the only whole numbers which multiply together to give 36

Select the factor pairs of 20.

1 and 20

2 and 10

4 and 6

4 and 5

6 and 14

10 and 10

Select the factor pairs of 70.

1 and 70

2 and 68

2 and 35

5 and 14

7 and 10

Select the factor pairs of 21.

1 and 21

2 and 10

3 and 7

5 and 4

5 and 16

Select the factor pairs of 11.

1 and 11

2 and 5

2 and 9

5 and 6

Select the factor pairs of 24.

1 and 24

2 and 12

3 and 21

4 and 6

8 and 3

12 and 12

Select the factor pairs of 28.

1 and 28

2 and 14

3 and 9

4 and 7

8 and 4

Select the factor pairs of 42.

1 and 42

2 and 21

3 and 15

6 and 7

14 and 3

Select the factor pairs of 16.

1 and 16

2 and 8

4 and 4

6 and 10

15 and 1

Select the factor pairs of 60.

1 and 60

2 and 30

3 and 20

4 and 25

4 and 15

5 and 12

6 and 10

Select the factor pairs of 56.

1 and 56

2 and 28

3 and 18

4 and 14

7 and 8

  • ANSWERS
  • Question 1

Select the factor pairs of 20.

CORRECT ANSWER
1 and 20
2 and 10
4 and 5
  • ANSWERS
  • Question 2

Select the factor pairs of 70.

CORRECT ANSWER
1 and 70
2 and 35
5 and 14
7 and 10
  • ANSWERS
  • Question 3

Select the factor pairs of 21.

CORRECT ANSWER
1 and 21
3 and 7
  • ANSWERS
  • Question 4

Select the factor pairs of 11.

CORRECT ANSWER
1 and 11
EDDIE SAYS
11 is a prime number as it only has two factors.
  • ANSWERS
  • Question 5

Select the factor pairs of 24.

CORRECT ANSWER
1 and 24
2 and 12
4 and 6
8 and 3
  • ANSWERS
  • Question 6

Select the factor pairs of 28.

CORRECT ANSWER
1 and 28
2 and 14
4 and 7
  • ANSWERS
  • Question 7

Select the factor pairs of 42.

CORRECT ANSWER
1 and 42
2 and 21
6 and 7
14 and 3
  • ANSWERS
  • Question 8

Select the factor pairs of 16.

CORRECT ANSWER
1 and 16
2 and 8
4 and 4
  • ANSWERS
  • Question 9

Select the factor pairs of 60.

CORRECT ANSWER
1 and 60
2 and 30
3 and 20
4 and 15
5 and 12
6 and 10
  • ANSWERS
  • Question 10

Select the factor pairs of 56.

CORRECT ANSWER
1 and 56
2 and 28
4 and 14
7 and 8
---- OR ----

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