Year 9 Integers (Directed Numbers) Worksheet — Level 2 — Practice Set 4 — Answers
Answer sheet with worked solutions for the Year 9 integers worksheet.
Year 9 Integers (Directed Numbers) Worksheet — Level 2 — Practice Set 4 — Answers
Remember the sign rules. Use a number line if it helps.
Answer: 7
Move 14 to the right on the number line.
Answer: 2
Same signs give a positive quotient.
Answer: 1
Same signs give a positive quotient.
Answer: −50
Different signs give a negative product.
Answer: 5
Same signs give a positive quotient.
Answer: 98
Same signs give a positive product.
Answer: 23
Move 14 to the right on the number line.
Answer: −342
Different signs give a negative product.
Answer: −2
Different signs give a negative quotient.
Answer: 140
Same signs give a positive product.
Answer: −8
Adding a negative is the same as subtracting: 12 − 20 = -8
Answer: −22
Adding a negative is the same as subtracting: -14 − 8 = -22
Answer: 30
Move 12 to the right on the number line.
Answer: −18
Move 17 to the left on the number line.
Answer: 2
Same signs give a positive quotient.
Answer: −10
Move 6 to the left on the number line.
Answer: 304
Same signs give a positive product.
Answer: −1
Subtracting a negative is the same as adding: -2 + 1 = -1
Answer: −11
Adding a negative is the same as subtracting: 3 − 14 = -11
Answer: −10
Different signs give a negative product.
Marking tips
- Give credit for correct method even when the final answer slips — the working shows where the thinking went right.
- For open-ended tasks, use the success criteria as a checklist rather than looking for one "right" answer.
- Celebrate what went well first, then pick one thing to work on next.