SkillrHubFree Australian Curriculum homework • skillrhub.com

Year 8 Maths • AC9M8M04 • Authored homework

Duration, time zones and itineraries

Practise Duration, time zones and itineraries through calculations, explanation, modelling and checking. Show reasoning in full sentences where useful, and check calculations or conclusions before finishing.

10
Short-answer questions
10
Long-answer questions
1
Research/application task

Part A

Short-answer questions

  1. Convert 7:45 pm to 24-hour time.

  2. Find the duration from 09:35 to 14:20.

  3. If Perth is UTC+8 and Sydney is UTC+10, convert 6:30 pm Perth time to Sydney time.

  4. A student subtracts clock times without crossing midnight correctly. Correct the method.

  5. Write the rule or formula most useful for Duration, time zones and itineraries.

  6. Show how to check one answer using estimation, substitution or inverse operations.

  7. Write one common mistake students make in Duration, time zones and itineraries and correct it.

  8. Create a small table, diagram or equation that represents this topic.

  9. State where units, exact form or rounding matter in this topic.

  10. Write one exam-style short question on Duration, time zones and itineraries and solve it.

Part B

Long-answer questions

  1. Plan an itinerary with a 2 h 35 min flight leaving at 22:40 and a 1 h time-zone change. Find arrival time.

  2. Compare two meeting times for people in Sydney, Perth and Tokyo and justify the best option.

  3. Solve a multi-step problem involving Duration, time zones and itineraries and explain every step clearly.

  4. Create a realistic word problem for Duration, time zones and itineraries, solve it and interpret the answer.

  5. Compare two methods for a problem in Duration, time zones and itineraries and explain which is more efficient.

  6. Write a worked solution that includes a check for reasonableness.

  7. Create a problem with a deliberate trap, then solve it correctly and explain the trap.

  8. Use a diagram, table, graph or equation to model a situation involving Duration, time zones and itineraries.

  9. Explain how this topic connects to a previous Year 7 or Year 8 maths skill.

  10. Write a full-mark response to a challenging Duration, time zones and itineraries question, including reasoning and final answer.

Part C

Research and understanding task

Research a real flight, online meeting or sports broadcast across time zones and calculate local times.