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Time Conversion Practice Worksheet

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Time Conversion Practice Worksheet

Clock showing time conversion

🕐 Part 1: Reading and Converting Time

1. Convert these 12-hour times to 24-hour format:

a) 3:30 PM = ___________

b) 11:45 AM = ___________

c) 7:15 PM = ___________

d) 12:20 AM = ___________

2. Convert these 24-hour times to 12-hour format:

a) 14:30 = ___________

b) 09:15 = ___________

c) 22:45 = ___________

d) 00:30 = ___________

3. Circle the correct answer for each time shown in 24-hour format:

16:20 is the same as:

4:20 AM

4:20 PM

6:20 PM

08:45 is the same as:

8:45 AM

8:45 PM

6:45 AM

⏰ Part 2: Time Duration and Problem Solving

4. Calculate the duration between these times:

a) Start: 2:15 PM, End: 4:30 PM = _____ hours _____ minutes

b) Start: 10:45 AM, End: 1:20 PM = _____ hours _____ minutes

c) Start: 09:30, End: 15:45 = _____ hours _____ minutes

5. Sarah's school day starts at 8:45 AM and finishes at 3:15 PM. How long is her school day?

Answer: _____ hours _____ minutes

6. A movie starts at 19:30 and runs for 2 hours and 25 minutes. What time does it finish?

Write your answer in both 24-hour and 12-hour format:

24-hour format: ___________

12-hour format: ___________

7. Tom catches the bus at 7:25 AM. The journey takes 35 minutes. What time does he arrive at school?

Answer: ___________

💡 Worked Solutions

Solution for Question 1:

a) 3:30 PM = 15:30 (Add 12 to PM times after 12:59)

b) 11:45 AM = 11:45 (AM times stay the same, except 12 AM becomes 00)

c) 7:15 PM = 19:15 (7 + 12 = 19)

d) 12:20 AM = 00:20 (12 AM becomes 00 in 24-hour time)

Solution for Question 4a:

Start: 2:15 PM, End: 4:30 PM

From 2:15 to 4:15 = 2 hours

From 4:15 to 4:30 = 15 minutes

Total: 2 hours 15 minutes

Solution for Question 5:

Start: 8:45 AM, End: 3:15 PM

From 8:45 AM to 3:15 PM:

8:45 AM to 9:00 AM = 15 minutes

9:00 AM to 3:00 PM = 6 hours

3:00 PM to 3:15 PM = 15 minutes

Total: 6 hours 30 minutes

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