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Class 7–8 Maths: Integers practice questions

Practise integers for Classes 7 and 8. Try the 10-question quiz below and see each answer explained straight away, then read all 12 worked examples with answers underneath. Free, no sign-up.

Integers: worked examples with answers

These Maths questions are generated, so a fresh set appears every time you press "Practise more questions". Here are some worked examples.

1. What is −15 + 3 − (−4)?

   1. A. 16
   2. B. −14
   3. C. −8 ✓
   4. D. 14

   Answer: −8. Subtracting a negative adds: −15 + 3 + 4 = −8.

2. What is −8 + 8 − (−9)?

   1. A. −9
   2. B. 9 ✓
   3. C. −25
   4. D. −7

   Answer: 9. Subtracting a negative adds: −8 + 8 + 9 = 9.

3. What is −8 + 5 − (−9)?

   1. A. 6 ✓
   2. B. 4
   3. C. −12
   4. D. 12

   Answer: 6. Subtracting a negative adds: −8 + 5 + 9 = 6.

4. What is −3 + 11 − (−7)?

   1. A. −21
   2. B. −1
   3. C. 15 ✓
   4. D. 7

   Answer: 15. Subtracting a negative adds: −3 + 11 + 7 = 15.

5. What is −6 + 10 − (−1)?

   1. A. 15
   2. B. 5 ✓
   3. C. 3
   4. D. −3

   Answer: 5. Subtracting a negative adds: −6 + 10 + 1 = 5.

6. What is −6 + 9 − (−6)?

   1. A. −9
   2. B. 9 ✓
   3. C. 3
   4. D. −3

   Answer: 9. Subtracting a negative adds: −6 + 9 + 6 = 9.

7. What is −3 + 10 − (−1)?

   1. A. 8 ✓
   2. B. 6
   3. C. −14
   4. D. 12

   Answer: 8. Subtracting a negative adds: −3 + 10 + 1 = 8.

8. What is −12 + 4 − (−3)?

   1. A. −5 ✓
   2. B. −19
   3. C. 13
   4. D. −11

   Answer: −5. Subtracting a negative adds: −12 + 4 + 3 = −5.

9. What is −3 + 12 − (−4)?

   1. A. 5
   2. B. −5
   3. C. 11
   4. D. 13 ✓

   Answer: 13. Subtracting a negative adds: −3 + 12 + 4 = 13.

10. What is −8 + 12 − (−7)?

    1. A. −3
    2. B. 11 ✓
    3. C. 13
    4. D. −27

    Answer: 11. Subtracting a negative adds: −8 + 12 + 7 = 11.

11. What is −9 + 7 − (−5)?

    1. A. 11
    2. B. 3 ✓
    3. C. 7
    4. D. −21

    Answer: 3. Subtracting a negative adds: −9 + 7 + 5 = 3.

12. What is −15 + 11 − (−6)?

    1. A. −20
    2. B. 20
    3. C. −32
    4. D. 2 ✓

    Answer: 2. Subtracting a negative adds: −15 + 11 + 6 = 2.

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