 # Multiply Positive and Negative Numbers

In this worksheet, students practise multiplying together positive and negative numbers. Key stage:  KS 3

Curriculum topic:  Number

Curriculum subtopic:  Use Four Operations for All Numbers

Difficulty level:   ### QUESTION 1 of 10

Same signs

When you multiply two positive or two negative numbers, the answer will be positive.

5 x 7 = 35

-5 x - 7 = 35

Different signs

When you multiply a positive and a negative number together, the answer will be negative.

5 x -7 = -35

-5 7 = -35

7 x -5 = -35

-7 5 = -35

Work out:

5 x -4

-20

20

9

-9

Work out:

-5 x -4

-20

-1

1

20

Work out:

-5 x 4

9

-20

20

-9

Work out:

5 x 4

20

-20

1

-9

Work out:

-9 x 4

13

-36

36

-13

Work out:

-8 x -4

-4

-32

12

32

Work out:

-6 x 4

-24

24

-10

10

Work out:

5 x -10

-5

-15

50

-50

Work out:

-8 x -10

-18

18

80

2

Work out:

18 x -10

-28

-180

8

-8

• Question 1

Work out:

5 x -4

-20
EDDIE SAYS
Multiplying a positive and a negative number will give a negative
• Question 2

Work out:

-5 x -4

20
EDDIE SAYS
Multiplying two negatives will give a positive
• Question 3

Work out:

-5 x 4

-20
EDDIE SAYS
Multiplying a positive and a negative number will give a negative
• Question 4

Work out:

5 x 4

20
EDDIE SAYS
Multiplying two positive numbers together will give a positive
• Question 5

Work out:

-9 x 4

-36
EDDIE SAYS
Multiplying a positive and a negative number will give a negative
• Question 6

Work out:

-8 x -4

32
EDDIE SAYS
Multiplying two negatives will give a positive
• Question 7

Work out:

-6 x 4

-24
EDDIE SAYS
Multiplying a positive and a negative number will give a negative
• Question 8

Work out:

5 x -10

-50
EDDIE SAYS
Multiplying a positive and a negative number will give a negative
• Question 9

Work out:

-8 x -10

80
EDDIE SAYS
Multiplying two negatives will give a positive
• Question 10

Work out:

18 x -10

-180
EDDIE SAYS
Multiplying a positive and a negative number will give a negative
---- OR ----

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