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Year 8 Integers (Directed Numbers) Worksheet — Level 1 — Practice Set 2 — Answers

Answer sheet with worked solutions for the Year 8 integers worksheet.

Success TutoringWorksheetsAnswer sheetYear 8 · Mathematics · Integers

Year 8 Integers (Directed Numbers) Worksheet — Level 1 — Practice Set 2 — Answers

Remember the sign rules. Use a number line if it helps.

1.2 − 2 = (answer space)

Answer: 0

Move 2 to the left on the number line.

2.0 + (−7) = (answer space)

Answer: −7

Adding a negative is the same as subtracting: 0 − 7 = -7

3.5 + 9 = (answer space)

Answer: 14

Move 9 to the right on the number line.

4.(−6) + 2 = (answer space)

Answer: −4

Move 2 to the right on the number line.

5.1 + (−7) = (answer space)

Answer: −6

Adding a negative is the same as subtracting: 1 − 7 = -6

6.2 − 4 = (answer space)

Answer: −2

Move 4 to the left on the number line.

7.(−2) − 10 = (answer space)

Answer: −12

Move 10 to the left on the number line.

8.4 − (−8) = (answer space)

Answer: 12

Subtracting a negative is the same as adding: 4 + 8 = 12

9.6 − (−1) = (answer space)

Answer: 7

Subtracting a negative is the same as adding: 6 + 1 = 7

10.(−6) + 10 = (answer space)

Answer: 4

Move 10 to the right on the number line.

11.10 + 10 = (answer space)

Answer: 20

Move 10 to the right on the number line.

12.5 − 6 = (answer space)

Answer: −1

Move 6 to the left on the number line.

13.8 + (−3) = (answer space)

Answer: 5

Adding a negative is the same as subtracting: 8 − 3 = 5

14.3 − 9 = (answer space)

Answer: −6

Move 9 to the left on the number line.

15.(−7) − 2 = (answer space)

Answer: −9

Move 2 to the left on the number line.

16.(−9) − 5 = (answer space)

Answer: −14

Move 5 to the left on the number line.

17.10 − (−1) = (answer space)

Answer: 11

Subtracting a negative is the same as adding: 10 + 1 = 11

18.(−2) − (−8) = (answer space)

Answer: 6

Subtracting a negative is the same as adding: -2 + 8 = 6

19.(−9) + (−7) = (answer space)

Answer: −16

Adding a negative is the same as subtracting: -9 − 7 = -16

20.(−3) − 1 = (answer space)

Answer: −4

Move 1 to the left on the number line.

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