Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 854 · 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.A match starts at 06:50 and lasts 1 hour 10 minutes. At what time does it end? (a) 07:00 (b) 08:00 (c) 09:00
2. 2.How many hours are there from 05:00 to 08:00?
3. 3.A film is 2 hours 25 minutes long. How many minutes is that?
4. 4.How many hours are there from 12:00 to 15:00?
5. 5.A train leaves at 10:00 and reaches at 12:00. How long is the journey (in minutes)?
6. 6.What is 16:00 in 12-hour time? (a) 4:00 a.m. (b) 4:00 p.m. (c) 6:00 p.m.
7. 7.How many hours are there from 06:00 to 16:00?
8. 8.Write 5:25 a.m. in 24-hour time. (a) 05:25 (b) 17:25 (c) 07:25
9. 9.Write 11:05 a.m. in 24-hour time. (a) 23:05 (b) 13:05 (c) 11:05
10. 10.How many hours are there from 05:00 to 11:00?
11. 11.A train leaves at 11:20 and reaches at 12:30. How long is the journey (in minutes)?
12. 12.Write 4:05 p.m. in 24-hour time. (a) 18:05 (b) 04:05 (c) 16:05
13. 13.A train leaves at 06:55 and reaches at 09:00. How long is the journey (in minutes)?
14. 14.How many hours are there from 05:00 to 09:00?
15. 15.A match starts at 17:35 and lasts 4 hours 5 minutes. At what time does it end? (a) 20:40 (b) 22:40 (c) 21:40
16. 16.A film is 1 hour 50 minutes long. How many minutes is that?
17. 17.A match starts at 06:00 and lasts 1 hour 15 minutes. At what time does it end? (a) 07:15 (b) 06:15 (c) 08:15
18. 18.A train leaves at 10:15 and reaches at 12:40. How long is the journey (in minutes)?
19. 19.How many hours are there from 06:00 to 15:00?
20. 20.Write 4:00 p.m. in 24-hour time. (a) 16:00 (b) 18:00 (c) 04:00
21. 21.A film is 3 hours 5 minutes long. How many minutes is that?
22. 22.A train leaves at 18:10 and reaches at 19:00. How long is the journey (in minutes)?
23. 23.A train leaves at 17:55 and reaches at 18:40. How long is the journey (in minutes)?
24. 24.A train leaves at 08:10 and reaches at 10:45. How long is the journey (in minutes)?
25. 25.How many hours are there from 09:00 to 16:00?
26. 26.How many hours are there from 09:00 to 21:00?
27. 27.What is 08:30 in 12-hour time? (a) 8:30 a.m. (b) 8:30 p.m. (c) 10:30 a.m.
28. 28.A film is 2 hours 40 minutes long. How many minutes is that?
29. 29.Write 7:45 a.m. in 24-hour time. (a) 19:45 (b) 09:45 (c) 07:45
30. 30.A film is 2 hours 5 minutes long. How many minutes is that?
31. 31.A film is 2 hours 30 minutes long. How many minutes is that?
32. 32.A match starts at 15:50 and lasts 4 hours 50 minutes. At what time does it end? (a) 19:40 (b) 20:40 (c) 21:40
33. 33.Write 5:05 a.m. in 24-hour time. (a) 07:05 (b) 05:05 (c) 17:05
34. 34.What is 11:50 in 12-hour time? (a) 11:50 a.m. (b) 11:50 p.m. (c) 1:50 a.m.
35. 35.What is 10:15 in 12-hour time? (a) 10:15 a.m. (b) 12:15 a.m. (c) 10:15 p.m.
36. 36.What is 08:05 in 12-hour time? (a) 8:05 a.m. (b) 8:05 p.m. (c) 10:05 a.m.
37. 37.A match starts at 08:55 and lasts 4 hours 10 minutes. At what time does it end? (a) 14:05 (b) 12:05 (c) 13:05
38. 38.Write 11:35 a.m. in 24-hour time. (a) 23:35 (b) 11:35 (c) 13:35
39. 39.A match starts at 13:15 and lasts 4 hours 50 minutes. At what time does it end? (a) 19:05 (b) 18:05 (c) 17:05
40. 40.Write 3:20 a.m. in 24-hour time. (a) 05:20 (b) 03:20 (c) 15:20

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