12-Hour and 24-Hour Time
Match 12-Hour to 24-Hour (Morning)
Draw a line to match each time.
Match 12-Hour to 24-Hour (Afternoon)
Draw a line to match each time.
Match 24-Hour to 12-Hour (A)
Draw a line from each 24-hour time.
AM or PM? (A)
Circle AM or PM.
Breakfast at 7:30
Dinner at 6:00
Midnight
Noon
AM or PM? (B)
Circle AM or PM.
School starts at 8:50
Bedtime at 8:30
Lunch at 12:30
Sunrise at 6:15
Sort: Morning or Afternoon?
Sort each time.
Hours After Noon
To convert PM to 24-hour, add 12. Find the 24-hour value.
Write in 24-Hour Time (A)
Convert each time to 24-hour format.
3:00 PM = ___
7:45 AM = ___
11:30 PM = ___
12:00 AM (midnight) = ___
Write in 24-Hour Time (B)
Convert to 24-hour time.
5:15 PM = ___
10:00 AM = ___
8:45 PM = ___
1:20 AM = ___
Convert to 24-Hour Time (A)
Circle the correct 24-hour time.
2:15 PM = ?
8:45 PM = ?
12:00 AM = ?
4:30 PM = ?
Convert to 24-Hour Time (B)
Circle the correct time.
11:59 PM = ?
6:00 AM = ?
9:30 PM = ?
12:15 PM = ?
Convert to 12-Hour Time (A)
Write each 24-hour time as 12-hour with AM or PM.
15:30 = ___
08:00 = ___
21:45 = ___
00:15 = ___
17:00 = ___
Convert to 12-Hour Time (B)
Convert to 12-hour time.
13:45 = ___
06:30 = ___
22:10 = ___
16:55 = ___
23:00 = ___
Match the Same Time (Mixed)
Draw a line between matching times.
Time Calculations — Duration (A)
Calculate how long between each pair of times.
From 9:00 AM to 11:30 AM = ___ hours ___ minutes
From 14:00 to 17:45 = ___ hours ___ minutes
From 10:15 AM to 1:15 PM = ___ hours
From 08:30 to 12:00 = ___ hours ___ minutes
Time Calculations — Duration (B)
Calculate the duration.
From 7:45 AM to 3:15 PM = ___
From 13:20 to 18:50 = ___
From 9:55 AM to 2:10 PM = ___
From 22:00 to 06:00 (next day) = ___
Quick Time Quiz
Circle the correct answer.
How many hours in a day?
How many minutes in an hour?
15:00 in 12-hour time is...
Half past 7 PM in 24-hour time is...
Sort Events by Time
Put these events in order from earliest to latest.
Time Problems (A)
Solve each problem. Write times in both formats.
A movie starts at 14:30 and goes for 2 hours 15 minutes. What time does it finish?
School starts at 8:50 AM and finishes at 3:20 PM. How long is the school day?
A train departs at 16:45 and arrives at 19:10. How long is the journey?
Time Problems (B)
Solve each problem.
A flight leaves at 22:30 and takes 3 hours 45 minutes. What time does it arrive?
You start reading at 7:15 PM and read for 1 hour 40 minutes. What time do you stop? Give your answer in 24-hour time.
Time Problems (C)
These problems need careful thinking.
A bakery opens at 06:00 and closes at 18:30. How many hours and minutes is it open?
A bus leaves every 45 minutes starting at 07:00. List the first 5 departure times in 24-hour format.
If it is 23:45 now, what time will it be in 2 hours 30 minutes?
Timetable Problems
Use this timetable: Train A departs 08:15, arrives 10:40. Train B departs 13:50, arrives 16:25.
How long is Train A's journey?
How long is Train B's journey?
Which train has a longer journey? By how much?
If you miss Train A by 10 minutes, what time is it?
Tricky Time Questions
Circle the correct answer.
What time is 90 minutes after 10:45?
What time is 2.5 hours before 15:00?
How many minutes from 11:47 AM to 12:23 PM?
Time Zones (Introduction)
Perth is 3 hours behind Sydney.
If it is 15:00 in Sydney, what time is it in Perth?
If it is 9:00 AM in Perth, what time is it in Sydney?
A flight from Sydney to Perth takes 5 hours. It departs at 10:00 Sydney time. What time does it arrive in Perth time?
Create Your Own Time Problems
Write your own time problems.
Write a problem about converting between 12-hour and 24-hour time. Then solve it.
Write a problem about calculating the duration between two times. Then solve it.
Write in 24-Hour Time (C)
Convert each time.
6:45 PM = ___
2:30 AM = ___
9:15 PM = ___
11:00 AM = ___
4:50 PM = ___
Write in 24-Hour Time (D)
Convert to 24-hour format.
7:20 PM = ___
12:30 AM = ___
3:05 PM = ___
10:40 PM = ___
Match 24-Hour to 12-Hour (B)
Draw a line.
Match Word Times to 24-Hour
Match each description.
Convert to 24-Hour Time (C)
Circle the correct time.
7:00 PM = ?
3:15 AM = ?
10:45 PM = ?
12:30 PM = ?
Convert to 12-Hour Time
Circle the correct 12-hour time.
18:15 = ?
01:30 = ?
12:00 = ?
20:45 = ?
Convert to 12-Hour Time (C)
Convert these.
19:30 = ___
05:45 = ___
14:20 = ___
00:00 = ___
23:59 = ___
Hours Before Midnight
How many hours from this 24-hour time until midnight (00:00)?
Sort: Before or After 15:00?
Sort these times.
Time Calculations — Duration (C)
Calculate the duration.
From 06:30 to 14:15 = ___ hours ___ minutes
From 11:45 AM to 4:30 PM = ___ hours ___ minutes
From 20:00 to 07:30 (next day) = ___ hours ___ minutes
Time Calculations — End Time
Find the end time.
Start: 09:15. Duration: 3 hours 20 minutes. End: ___
Start: 2:40 PM. Duration: 4 hours 50 minutes. End: ___
Start: 22:30. Duration: 5 hours 15 minutes. End: ___
Time Calculations — Start Time
Find the start time.
End: 16:00. Duration: 2 hours 30 minutes. Start: ___
End: 12:00 PM. Duration: 3 hours 45 minutes. Start: ___
End: 07:00 (morning). Duration: 8 hours. Start: ___
Time Duration Quiz
Circle the correct duration.
From 9:00 AM to 2:00 PM
From 14:30 to 18:00
From 11:15 to 13:45
From 22:00 to 06:00 next day
Time Problems (D)
Solve these challenging problems.
A TV show starts at 7:35 PM and finishes at 9:10 PM. How long is it?
Three lessons are 45 minutes each with 5-minute breaks between them. First lesson starts at 09:00. When does the third lesson end?
Time Problems (E)
Solve these multi-step time problems.
A plane departs at 06:45 and arrives at 11:20. How long was the flight? If the return flight is 30 minutes longer, what time would it arrive if it departed at 14:00?
You need to be at school by 08:50. It takes 25 minutes to walk and 15 minutes to get ready. What is the latest time you can wake up?
24-Hour Timetable
Create a timetable for your ideal day using 24-hour time.
Wake up: ___ Breakfast: ___ School start: ___ Lunch: ___ School end: ___ Dinner: ___ Bed: ___
How many hours are you at school? ___ How many hours do you sleep? ___
Match 12-Hour to 24-Hour (C)
Draw a line to match each time.
Match 24-Hour to Word Time
Draw a line from each 24-hour time to its word form.
Minutes to the Hour
How many minutes until the next full hour?
Sort by Time: Earliest to Latest
Sort from earliest to latest.
Convert to 12-Hour Time (D)
Convert these 24-hour times.
11:30 = ___
12:30 = ___
00:01 = ___
13:01 = ___
23:45 = ___
Convert to 24-Hour Time (D)
Circle the correct 24-hour time.
12:00 AM (midnight) = ?
12:00 PM (noon) = ?
11:59 AM = ?
11:59 PM = ?
Time Calculations — Duration (D)
Calculate the duration.
From 05:45 to 12:30 = ___ hours ___ minutes
From 3:15 PM to 9:45 PM = ___ hours ___ minutes
From 21:30 to 06:00 (next day) = ___ hours ___ minutes
Time Calculations — End Time (B)
Find the end time.
Start: 11:45. Duration: 2 hours 30 minutes. End: ___
Start: 10:20 AM. Duration: 5 hours 50 minutes. End: ___
Start: 20:15. Duration: 3 hours 55 minutes. End: ___
Time Calculations — Start Time (B)
Find the start time.
End: 14:30. Duration: 3 hours 15 minutes. Start: ___
End: 9:00 AM. Duration: 7 hours 30 minutes. Start: ___
End: 02:00. Duration: 4 hours 45 minutes. Start: ___
Commute Times
Students recorded their travel time to school.
| Under 15 min | |
| 15-30 min | |
| 30-45 min | |
| Over 45 min |
What is the most common commute range?
How many students travel over 30 minutes?
Total students surveyed?
What fraction have less than 15 minutes?
Bedtimes Survey
Record of students' bedtimes in 24-hour format.
| Item | Tally | Total |
|---|---|---|
Before 20:00 | ||
20:00-20:30 | ||
20:30-21:00 | ||
After 21:00 |
Time Problems (F)
Solve these multi-step time problems.
A film starts at 13:25 and runs for 2 hours 18 minutes. What time does it finish?
You need to cook a chicken for 1 hour 40 minutes. You want it ready by 18:00. When should you put it in?
A doctor's appointment is at 10:45 AM. You need 30 minutes to get there and 20 minutes to get ready. When should you start getting ready?
Time Problem Quiz
Circle the correct answer.
How many minutes from 09:40 to 10:25?
What time is 2 hours 45 minutes after 11:30?
How many hours from 18:00 to 06:00 next day?
What is 30 minutes before 01:00?
School Timetable
Create a school timetable using 24-hour time.
Design a 5-period school day starting at 08:50, with 50-minute periods and a 30-minute lunch after period 3. Write the start and end times for each period in 24-hour time.
World Time Zones
Sydney is UTC+10, London is UTC+0.
When it is 14:00 in Sydney, what time is it in London?
When it is 09:00 in London, what time is it in Sydney?
A video call at 15:00 London time — what time is that in Sydney?
If an event in Sydney is at 20:00 and you are in London, what time would you watch the livestream?
Time Sequences
A bus departs every 30 minutes. Fill in the missing departure times.
24-Hour Time Puzzle
Solve these puzzles.
I am a time. In 24-hour format my digits add to 15. My hour is in the afternoon. I am exactly on the half hour. What time am I?
Two events are 3 hours 25 minutes apart. The later event is at 16:40. When is the earlier event?
Sort: AM Times or PM Times?
Sort each 24-hour time as AM (00:00-11:59) or PM (12:00-23:59).
Write in 24-Hour Time (E)
Convert each time.
8:00 AM = ___
8:00 PM = ___
12:01 AM = ___
12:01 PM = ___
11:59 PM = ___
Quick Time Conversions (B)
Circle the correct answer.
5:30 PM in 24-hour time = ?
16:45 in 12-hour time = ?
Midnight = ?
Noon = ?
Duration Problems (A)
Calculate how long each activity takes.
Swimming lesson: 09:15 to 10:00 = ___ minutes
School day: 08:50 to 15:25 = ___ hours ___ minutes
Movie: 19:30 to 21:45 = ___ hours ___ minutes
Duration Problems (B)
Find the end time.
TV show starts at 20:00, runs 1 h 15 min. Ends at: ___
Road trip starts at 07:30, takes 5 h 45 min. Arrives at: ___
Lesson at 14:10, runs 50 minutes. Ends at: ___
Sort: Longer or Shorter Than 1 Hour?
Sort each duration.
Flight Timetable
Sydney to Perth departs 08:00, arrives 11:45. Perth to Sydney departs 15:20, arrives 21:45.
How long is the Sydney to Perth flight? ___
How long is the Perth to Sydney flight? ___
Total time in the air for both flights: ___
Minutes in Hours (B)
Complete the time bond. 60 minutes = 1 hour.
Time Calculations Quiz (B)
Circle the correct answer.
45 minutes after 11:30 is...
2.5 hours after 13:00 is...
From 22:15 to 00:45 is...
From 08:45 to 09:20 is...
TV Guide
TV guide: 18:00 News (30 min), 18:30 Sport (60 min), 19:30 Drama (90 min), 21:00 Film (120 min).
What time does the film end? ___
How long from News start to Drama end? ___
Write the whole schedule in 12-hour time:
Bus Timetable
Bus: Stop A: 07:05, 07:35, 08:05. Stop B: 07:18, 07:48, 08:18. Stop C: 07:30, 08:00, 08:30.
How long from Stop A to Stop C? ___ minutes
Which bus do you catch at Stop A to arrive at Stop C by 08:10? ___
How many minutes between buses at each stop? ___
Compare Durations
Which duration is longer?
90 min or 1 h 15 min?
2 h 30 min or 2 h 10 min?
1 h 40 min or 1 h 50 min?
Alarm Clock Problems
Solve these alarm problems.
You need 8 hours of sleep. If you wake at 07:00, when should you go to sleep? ___
You go to bed at 21:30 and wake at 06:15. How long did you sleep? ___
School starts at 08:45. It takes 35 min to get there and 30 min to get ready. Latest wake-up time: ___
Match Digital to Analogue Time (B)
Draw a line from each 24-hour time to the matching clock description.
Elapsed Time Challenges
Solve these elapsed time problems.
A library opens at 09:00 and closes at 17:30. How long is it open each day? ___
A concert runs from 19:45 to 22:15. How long is the concert? ___
A birthday party goes from 3:00 PM to 6:30 PM. How long is it in hours and minutes? ___
Time Zones Australia
AEST is Sydney time. Perth (AWST) is 2 hours behind. Darwin (ACST) is 1.5 hours behind.
If it is 10:00 AEST in Sydney, what time is it in Perth? ___
If it is 14:30 AEST in Sydney, what time is it in Darwin? ___
A Sydney radio show is at 08:00 AEST. When should Perth listeners tune in?
Create a Daily Schedule
Plan a school holiday day.
Create a daily schedule from 07:00 to 21:00 using 24-hour time. Include at least 6 activities.
Calculate how many hours are scheduled for: outdoor activities: ___ hours, screen time: ___ hours, meals: ___ hours
Match 12-Hour to 24-Hour Time (C)
Draw a line.
Time to Midnight Bonds
How many hours from this time to midnight?
Time Conversions Quiz (B)
Circle the correct answer.
7:15 PM in 24-hour time is...
23:40 in 12-hour time is...
How many minutes in 2.5 hours?
3 days and 4 hours equals how many hours?
Sort Times: AM, PM, or 24-Hour?
Sort each time format.
International Flight Times
A flight from Sydney to London takes 22 hours.
Flight departs Sydney at 11:00 AEST. When does it arrive in London? ___
London is 11 hours behind Sydney. What local London time is that? ___
If the return flight also takes 22 hours and leaves London at 09:00, when does it arrive in Sydney? ___
Reading Train Timetables
Use a timetable to plan a trip.
Trains: Station A: 07:10, 08:25, 09:40. Station B: 07:38, 08:53, 10:08. Station C: 08:05, 09:20, 10:35.
How long from A to C on any train? ___
You need to be at Station C by 09:00. Which train from A do you catch? ___
How long do you need to wait at Station B? ___
Time Sequences (24-hour)
Continue each time-based sequence.
Compare Durations (B)
Tick which duration is longer.
1 hour 40 min vs 1 hour 30 min
2 hours 10 min vs 2 hours 30 min
Sports Event Duration
Calculate durations for sporting events.
A cricket match starts at 10:00 and finishes at 17:30. Duration: ___
A netball match has four 15-minute quarters with 5-minute breaks between. Total time from start to finish: ___
An athletics carnival runs from 08:30 to 15:45. Duration in hours and minutes: ___
Time Zone Calculations
Use time zones to solve.
Sydney (AEST), Melbourne (AEST), Perth (AWST, 2h behind), Darwin (ACST, 1.5h behind), Adelaide (ACST, 0.5h behind).
A TV show airs at 20:00 AEST. What time is it in Perth? ___ Darwin? ___ Adelaide? ___
A conference call is planned for 15:00 AEST. List the times for each city:
Elapsed Time: Past and Future
Calculate past and future times.
It is now 14:30. What time was it 3 hours 45 minutes ago? ___
In 6 hours 20 minutes, it will be: ___
A project started 4 hours 50 minutes ago at ___. It is now 11:25.
Student Bedtimes
Students recorded their bedtime in 24-hour time.
| Item | Tally | Total |
|---|---|---|
Before 20:00 | ||
20:00–20:59 | ||
21:00–21:59 | ||
After 22:00 |
12-hour to 24-hour Time (D)
Match each 12-hour time to its 24-hour form.
Time to Next Full Hour
How many minutes until the next hour?
Convert 24-hour Time (C)
Circle the correct 12-hour time.
14:55 =
08:05 =
21:30 =
00:45 =
Sort Times from Earliest to Latest (B)
Write these times in order from earliest to latest.
International Flight Times (B)
Work with time differences.
Sydney to Dubai: departs 11:30 AEST, flight 14 hours 15 minutes. Arrival UAE time (Dubai is 6 hours behind AEST): ___
London is 10 hours behind AEST. A Sydney meeting at 09:00 AEST: London time: ___
Create a Weekly Schedule (B)
Plan a schedule using 24-hour time.
Write a 5-day school schedule using 24-hour time. Include: breakfast, school, lunch, activity, dinner, bedtime.
Calculate total study time per week: ___
Time Intervals (B)
Continue the time sequence.
Stopwatch and Timing
Solve timing problems.
A runner's lap times: 1:35, 1:42, 1:38, 1:30. Total time: ___. Average lap time: ___
A race starts at 09:15:30 and ends at 09:17:45. Duration in seconds: ___
If you can run 100 m in 14.8 seconds, how long for 400 m at the same pace? ___
Compare Times (C)
Which is more time?
90 minutes vs 1 hour 25 minutes — which is longer?
200 minutes vs 3 hours — which is longer?
Daily Screen Time Survey
Each icon = 30 minutes. Track average daily screen time per student group.
| Under 10 years | |
| 10–12 years | |
| 13–15 years | |
| Adults |
Average screen time for 10-12 year olds?
Which group spends most time?
Total minutes across all groups?
How much more than under-10s do 13-15 year olds use?
Home Activity: Time Tracker
Practise telling time in both formats!
- 1Set a digital clock to 24-hour mode. Throughout the day, say each time in both formats.
- 2Write your daily schedule using 24-hour time.
- 3Work out how long your favourite TV show lasts using start and finish times.
- 4If you go to bed at 20:30, how many hours until you wake up at 07:00?