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Year 7 Integers (Directed Numbers) Worksheet — Level 1 — Practice Set 4 — Answers

Answer sheet with worked solutions for the Year 7 integers worksheet.

Success TutoringWorksheetsAnswer sheetYear 7 · Mathematics · Integers

Year 7 Integers (Directed Numbers) Worksheet — Level 1 — Practice Set 4 — Answers

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

1.10 − (−5) = (answer space)

Answer: 15

Subtracting a negative is the same as adding: 10 + 5 = 15

2.3 + (−2) = (answer space)

Answer: 1

Adding a negative is the same as subtracting: 3 − 2 = 1

3.8 − 10 = (answer space)

Answer: −2

Move 10 to the left on the number line.

4.5 − (−2) = (answer space)

Answer: 7

Subtracting a negative is the same as adding: 5 + 2 = 7

5.0 − (−6) = (answer space)

Answer: 6

Subtracting a negative is the same as adding: 0 + 6 = 6

6.7 + 10 = (answer space)

Answer: 17

Move 10 to the right on the number line.

7.(−3) − (−3) = (answer space)

Answer: 0

Subtracting a negative is the same as adding: -3 + 3 = 0

8.(−1) − 9 = (answer space)

Answer: −10

Move 9 to the left on the number line.

9.3 − (−4) = (answer space)

Answer: 7

Subtracting a negative is the same as adding: 3 + 4 = 7

10.(−2) + (−7) = (answer space)

Answer: −9

Adding a negative is the same as subtracting: -2 − 7 = -9

11.(−3) − 10 = (answer space)

Answer: −13

Move 10 to the left on the number line.

12.(−6) − (−9) = (answer space)

Answer: 3

Subtracting a negative is the same as adding: -6 + 9 = 3

13.(−5) − 8 = (answer space)

Answer: −13

Move 8 to the left on the number line.

14.7 + (−3) = (answer space)

Answer: 4

Adding a negative is the same as subtracting: 7 − 3 = 4

15.1 + 6 = (answer space)

Answer: 7

Move 6 to the right on the number line.

16.(−1) + (−9) = (answer space)

Answer: −10

Adding a negative is the same as subtracting: -1 − 9 = -10

17.(−8) − 7 = (answer space)

Answer: −15

Move 7 to the left on the number line.

18.(−10) − 8 = (answer space)

Answer: −18

Move 8 to the left on the number line.

19.10 − (−8) = (answer space)

Answer: 18

Subtracting a negative is the same as adding: 10 + 8 = 18

20.3 − (−1) = (answer space)

Answer: 4

Subtracting a negative is the same as adding: 3 + 1 = 4

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