Remarkable / Worksheets / Grade 7 Maths / Integers
A CAPS Grade 7 Maths worksheet on integers (Numbers). 17 questions in three sections that rise in difficulty, 38 marks in all.
Numbers · CAPS Grade 7
Answer the questions.
Which integer is marked on the number line?
Write these integers in order, from the smallest to the biggest.
Write < or > in each gap.
−4 2 and −7 −3 and 0 −1
Which integer is smaller than −4?
Every negative integer is smaller than every positive integer.
What is the opposite of −9?
Work out the answers. Show your working where there is space.
Which calculation has an answer of −6?
Complete the subtractions.
5 − 8 = and (−4) − 3 = and 6 − (−2) = and (−9) − (−4) =
At 05:00 in Sutherland the temperature was −4 °C. By midday it had risen by 11 °C. What was the temperature at midday?
The temperature changed from −5 °C at night to 8 °C at noon. By how many degrees did it rise?
Zinhle’s bank account is overdrawn. Her balance is −R120. She deposits R350. What is her new balance?
A submarine is at a depth of 120 m, which is −120 m. It dives another 45 m and then rises 80 m. What is its position now?
Complete the table.
| Calculation | Answer |
|---|---|
| (−7) + 3 | |
| 4 + (−9) | |
| (−5) + (−2) | |
| (−8) + 8 |
Think carefully. Show your working.
A lift starts at floor −2, which is the second basement. It goes up 7 floors, then down 4 floors and then down 3 more floors. On which floor does it stop?
Sipho says that (−5) + (−3) = 2 because 5 − 3 = 2. What is his mistake? What is the correct answer?
Calculate 5 − (−3) + (−10) − 4.
Two integers have a sum of −2. The first integer minus the second integer is 8. What are the two integers?
Total 38 marks
Numbers · CAPS Grade 7 · 38 marks
| Q | Answer | Marks |
|---|---|---|
| 1 | −3 | 1 |
| 2 |
| 2 |
| 3 | −4 < 2 and −7 < −3 and 0 > −1 | 3 |
| 4 | D. −5 | 1 |
| 5 | True | 1 |
| 6 | 9 | 1 |
| Q | Answer | Marks | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 7 | C. 2 − 8 | 1 | ||||||||||
| 8 | 5 − 8 = −3 and (−4) − 3 = −7 and 6 − (−2) = 8 and (−9) − (−4) = −5 | 4 | ||||||||||
| 9 | 7 °C(−4) + 11 (1 mark) = 7 °C (1 mark). | 2 | ||||||||||
| 10 | 13 °C8 − (−5) = 8 + 5 (1 mark) = 13 °C (1 mark). | 2 | ||||||||||
| 11 | R230(−120) + 350 (1 mark) = R230 (1 mark). | 2 | ||||||||||
| 12 | −85 m(−120) − 45 = −165 (1 mark). (−165) + 80 (1 mark) = −85 m (1 mark). | 3 | ||||||||||
| 13 |
| 4 |
| Q | Answer | Marks |
|---|---|---|
| 14 | Floor −2(−2) + 7 = 5 (1 mark). 5 − 4 = 1 (1 mark). 1 − 3 = −2 (1 mark). | 3 |
| 15 | Adding two negative integers gives a smaller (more negative) number. The correct answer is −8.1 mark for explaining that both numbers are negative, so they must be added and the answer is negative. 1 mark for −8. | 2 |
| 16 | −65 − (−3) = 5 + 3 = 8 (1 mark). 8 + (−10) = −2 (1 mark). (−2) − 4 = −6 (1 mark). | 3 |
| 17 | 3 and −5Any sensible method, for example trial and improvement. Check: 3 + (−5) = −2 (1 mark) and 3 − (−5) = 8 (1 mark). Answer 3 and −5 (1 mark). | 3 |
Total 38 marks
Learners can practise this topic for free with a short quiz and flashcards, with no sign-up. Open the Integers revision.