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Maths Year 8 Addition and Subtraction

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Add and Subtract Negative Numbers

In this worksheet, students carry out addition and subtraction of negative numbers.

Key stage: KS 3

Curriculum topic: Number

Curriculum subtopic: Use Four Operations for All Numbers

Difficulty level:

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QUESTION 1 of 10

In this worksheet, you must carry out addition and subtraction of negative numbers.

Remember

The rule for adding a negative number:

7 + -9 = 7 - 9 = -2

And the rule for subtracting a negative number:

3 - -5 = 3 + 5 = 8

Use the rules to do the following:

10 - -10 = ________

Use the rules to do the following:

9 - -10 = ________

Use the rules to do the following:

3 + -3 = ________

Use the rules to do the following:

1 + -3 = ________

Use the rules to do the following:

5 + -1 = ________

Use the rules to do the following:

9 + -7 = ________

Use the rules to do the following:

5 - -1 = ________

Use the rules to do the following:

5 - -3 = ________

Use the rules to do the following:

1 + -10 = ________

Use the rules to do the following:

3 - -10 = ________

ANSWERS

Question 1

Use the rules to do the following:

10 - -10 = ________

CORRECT ANSWER

20

ANSWERS

Question 2

Use the rules to do the following:

9 - -10 = ________

CORRECT ANSWER

19

ANSWERS

Question 3

Use the rules to do the following:

3 + -3 = ________

CORRECT ANSWER

0

ANSWERS

Question 4

Use the rules to do the following:

1 + -3 = ________

CORRECT ANSWER

-2

ANSWERS

Question 5

Use the rules to do the following:

5 + -1 = ________

CORRECT ANSWER

4

ANSWERS

Question 6

Use the rules to do the following:

9 + -7 = ________

CORRECT ANSWER

2

ANSWERS

Question 7

Use the rules to do the following:

5 - -1 = ________

CORRECT ANSWER

6

ANSWERS

Question 8

Use the rules to do the following:

5 - -3 = ________

CORRECT ANSWER

8

ANSWERS

Question 9

Use the rules to do the following:

1 + -10 = ________

CORRECT ANSWER

-9

ANSWERS

Question 10

Use the rules to do the following:

3 - -10 = ________

CORRECT ANSWER

13

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