Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 249 · 40 sums

The method (Add 12 after noon): a.m. → keep the hour, written with 2 digits: 07:15. p.m. → add 12 to the hour: 3:35 p.m. = 15:35. 24-hour back to 12-hour: hour more than 12 → take away 12 and say p.m. Time taken: count whole hours, then minutes. 1 hour = 60 minutes.

1. 1.What is 03:00 in 12-hour time? (a) 3:00 p.m. (b) 5:00 a.m. (c) 3:00 a.m.
2. 2.A train leaves at 11:40 and reaches at 13:00. How long is the journey (in minutes)?
3. 3.A match starts at 13:25 and lasts 1 hour. At what time does it end? (a) 14:25 (b) 13:25 (c) 15:25
4. 4.A match starts at 16:10 and lasts 4 hours 10 minutes. At what time does it end? (a) 20:20 (b) 21:20 (c) 19:20
5. 5.What is 18:00 in 12-hour time? (a) 6:00 a.m. (b) 6:00 p.m. (c) 8:00 p.m.
6. 6.Write 3:50 p.m. in 24-hour time. (a) 17:50 (b) 15:50 (c) 03:50
7. 7.A film is 1 hour 40 minutes long. How many minutes is that?
8. 8.A film is 3 hours 45 minutes long. How many minutes is that?
9. 9.A match starts at 10:40 and lasts 4 hours 10 minutes. At what time does it end? (a) 13:50 (b) 15:50 (c) 14:50
10. 10.A train leaves at 10:50 and reaches at 11:20. How long is the journey (in minutes)?
11. 11.How many hours are there from 06:00 to 08:00?
12. 12.Write 5:15 a.m. in 24-hour time. (a) 17:15 (b) 07:15 (c) 05:15
13. 13.What is 14:35 in 12-hour time? (a) 4:35 p.m. (b) 2:35 a.m. (c) 2:35 p.m.
14. 14.A film is 4 hours 20 minutes long. How many minutes is that?
15. 15.A film is 4 hours 15 minutes long. How many minutes is that?
16. 16.How many hours are there from 05:00 to 15:00?
17. 17.A train leaves at 15:25 and reaches at 16:30. How long is the journey (in minutes)?
18. 18.A train leaves at 11:50 and reaches at 14:55. How long is the journey (in minutes)?
19. 19.How many hours are there from 06:00 to 10:00?
20. 20.A train leaves at 12:15 and reaches at 15:00. How long is the journey (in minutes)?
21. 21.How many hours are there from 06:00 to 20:00?
22. 22.How many hours are there from 09:00 to 21:00?
23. 23.How many hours are there from 05:00 to 12:00?
24. 24.A match starts at 08:25 and lasts 3 hours 40 minutes. At what time does it end? (a) 13:05 (b) 12:05 (c) 11:05
25. 25.Write 1:05 p.m. in 24-hour time. (a) 15:05 (b) 01:05 (c) 13:05
26. 26.Write 7:15 p.m. in 24-hour time. (a) 19:15 (b) 21:15 (c) 07:15
27. 27.How many hours are there from 07:00 to 10:00?
28. 28.A film is 3 hours 50 minutes long. How many minutes is that?
29. 29.What is 23:25 in 12-hour time? (a) 11:25 a.m. (b) 11:25 p.m. (c) 1:25 p.m.
30. 30.A train leaves at 13:30 and reaches at 15:20. How long is the journey (in minutes)?
31. 31.How many hours are there from 12:00 to 17:00?
32. 32.What is 06:45 in 12-hour time? (a) 6:45 p.m. (b) 6:45 a.m. (c) 8:45 a.m.
33. 33.Write 11:15 p.m. in 24-hour time. (a) 01:15 (b) 11:15 (c) 23:15
34. 34.A match starts at 14:55 and lasts 2 hours 25 minutes. At what time does it end? (a) 16:20 (b) 18:20 (c) 17:20
35. 35.A match starts at 12:25 and lasts 4 hours 25 minutes. At what time does it end? (a) 15:50 (b) 17:50 (c) 16:50
36. 36.A match starts at 08:40 and lasts 3 hours 10 minutes. At what time does it end? (a) 11:50 (b) 12:50 (c) 10:50
37. 37.What is 17:05 in 12-hour time? (a) 5:05 p.m. (b) 7:05 p.m. (c) 5:05 a.m.
38. 38.A film is 1 hour 15 minutes long. How many minutes is that?
39. 39.A film is 2 hours 25 minutes long. How many minutes is that?
40. 40.What is 19:45 in 12-hour time? (a) 7:45 a.m. (b) 9:45 p.m. (c) 7:45 p.m.

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