Free Grade 3 Working with Timetables Essentials Lessons
Free Grade 3 lessons for Working with Timetables Essentials: 12 real questions with a full answer key and worked solutions. There are 60 minutes in an hour, so time does not work like ordinary decimals. Add hours and minutes separately and carry 1 hour each time minutes reach 60.
Free
Stretch
20 min
24
Learning objectives
Every objective is checkable, and each one maps to an activity and an assessment.
- UnderstandExplain working with timetables essentials
Explain working with timetables essentials accurately in a familiar context.
Assessed by: Exit ticket of four short items
- ApplyCalculate working with timetables essentials
Calculate working with timetables essentials accurately in a familiar context.
Assessed by: Exit ticket of four short items
- AnalyseCompare working with timetables essentials
Compare working with timetables essentials accurately in a familiar context.
Assessed by: Exit ticket of four short items
- EvaluateJustify working with timetables essentials
Justify working with timetables essentials accurately in a familiar context.
Assessed by: Exit ticket of four short items
Prerequisites
Close these gaps first — each has its own free lesson, worksheet and quiz.
How Working with Timetables Essentials works
There are 60 minutes in an hour, so time does not work like ordinary decimals. Add hours and minutes separately and carry 1 hour each time minutes reach 60.
12 practice questions
Easy to hard, 24 marks in total. Try them first, then open the answers.
- 1.A film starts at 8:30 and lasts 15 min. When does it end?[1]
- 2.A film starts at 15:25 and lasts 45 min. When does it end?[1]
- 3.A film starts at 12:25 and lasts 30 min. When does it end?[1]
- 4.A film starts at 13:45 and lasts 25 min. When does it end?[1]
- 5.A film starts at 9:15 and lasts 2 h 50 min. When does it end?[2]
- 6.A film starts at 8:25 and lasts 3 h 45 min. When does it end?[2]
- 7.A film starts at 10:25 and lasts 1 h 5 min. When does it end?[2]
- 8.A film starts at 12:50 and lasts 1 h 25 min. When does it end?[2]
- 9.A film starts at 8:25 and lasts 2 h 35 min. When does it end?[3]
- 10.A film starts at 14:05 and lasts 2 h 40 min. When does it end?[3]
- 11.A film starts at 14:45 and lasts 2 h 50 min. When does it end?[3]
- 12.A film starts at 9:15 and lasts 3 h 5 min. When does it end?[3]
Show answers and working
1. 8:45
Add the hours first, then the minutes. If minutes pass 60, carry 1 hour. Ends at 8:45.
2. 16:10
Add the hours first, then the minutes. If minutes pass 60, carry 1 hour. Ends at 16:10.
3. 12:55
Add the hours first, then the minutes. If minutes pass 60, carry 1 hour. Ends at 12:55.
4. 14:10
Add the hours first, then the minutes. If minutes pass 60, carry 1 hour. Ends at 14:10.
5. 12:05
Add the hours first, then the minutes. If minutes pass 60, carry 1 hour. Ends at 12:05.
6. 12:10
Add the hours first, then the minutes. If minutes pass 60, carry 1 hour. Ends at 12:10.
7. 11:30
Add the hours first, then the minutes. If minutes pass 60, carry 1 hour. Ends at 11:30.
8. 14:15
Add the hours first, then the minutes. If minutes pass 60, carry 1 hour. Ends at 14:15.
9. 11:00
Add the hours first, then the minutes. If minutes pass 60, carry 1 hour. Ends at 11:00.
10. 16:45
Add the hours first, then the minutes. If minutes pass 60, carry 1 hour. Ends at 16:45.
11. 17:35
Add the hours first, then the minutes. If minutes pass 60, carry 1 hour. Ends at 17:35.
12. 12:20
Add the hours first, then the minutes. If minutes pass 60, carry 1 hour. Ends at 12:20.
Worked examples
A film starts at 7:50 and lasts 50 min. When does it end?
- Add the hours first, then the minutes.
- If minutes pass 60, carry 1 hour.
- Ends at 8:40.
- Answer: 8:40
A film starts at 12:25 and lasts 3 h 15 min. When does it end?
- Add the hours first, then the minutes.
- If minutes pass 60, carry 1 hour.
- Ends at 15:40.
- Answer: 15:40
A film starts at 10:35 and lasts 2 h 55 min. When does it end?
- Add the hours first, then the minutes.
- If minutes pass 60, carry 1 hour.
- Ends at 13:30.
- Answer: 13:30
Interactive practice
Free, no account required — answer on screen or print it.
Common mistakes
What learners typically get wrong, and how to fix it.
Treats 1:50 + 20 min as 1:70.
Correction: 60 minutes make an hour: 1:70 is 2:10.
Uses a calculator and gets decimal hours.
Correction: Count on in hours, then minutes, on a timeline.
Teacher tips
- · Use a number line split into hours for durations.
Parent tips
- · Ask how long until dinner from the current time.
Real-life applications
- · Reading timetables, planning a day out.
Assessment objectives
How mastery is evidenced, and which standards it maps to.
Every free resource for Working with Timetables Essentials
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Frequently asked
- Is this Grade 3 Working with Timetables Essentials lesson really free?
- Yes. Every lessons on FreeMathWorksheet is free to use, print and share — no account, no paywall and no watermark.
- What should a learner already know before this?
- Start with Introducing Timetables. Each one has its own free lesson, worksheet and quiz.
- How is the lesson sequenced?
- Recognition first, then understanding, application, reasoning and finally mastery — the same ladder used across every free resource on the platform.
- What comes next after Working with Timetables Essentials?
- Move on to Working with Timetables Techniques, Working with Timetables Word Problems, Working with Timetables Common Errors, Introducing Timetables, which build directly on this idea.
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