Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 322 · 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.How many hours are there from 11:00 to 13:00?
2. 2.How many hours are there from 05:00 to 10:00?
3. 3.A match starts at 12:35 and lasts 1 hour 55 minutes. At what time does it end? (a) 15:30 (b) 13:30 (c) 14:30
4. 4.How many hours are there from 05:00 to 09:00?
5. 5.How many hours are there from 08:00 to 12:00?
6. 6.Write 10:45 p.m. in 24-hour time. (a) 22:45 (b) 10:45 (c) 00:45
7. 7.How many hours are there from 09:00 to 18:00?
8. 8.A film is 3 hours 50 minutes long. How many minutes is that?
9. 9.A train leaves at 16:00 and reaches at 18:30. How long is the journey (in minutes)?
10. 10.A film is 1 hour 15 minutes long. How many minutes is that?
11. 11.Write 4:40 a.m. in 24-hour time. (a) 06:40 (b) 04:40 (c) 16:40
12. 12.Write 9:05 a.m. in 24-hour time. (a) 21:05 (b) 11:05 (c) 09:05
13. 13.How many hours are there from 05:00 to 11:00?
14. 14.How many hours are there from 09:00 to 19:00?
15. 15.A match starts at 08:55 and lasts 4 hours 45 minutes. At what time does it end? (a) 14:40 (b) 13:40 (c) 12:40
16. 16.How many hours are there from 11:00 to 17:00?
17. 17.What is 02:55 in 12-hour time? (a) 2:55 a.m. (b) 2:55 p.m. (c) 4:55 a.m.
18. 18.Write 2:30 p.m. in 24-hour time. (a) 16:30 (b) 14:30 (c) 02:30
19. 19.A match starts at 12:10 and lasts 3 hours 10 minutes. At what time does it end? (a) 14:20 (b) 16:20 (c) 15:20
20. 20.A match starts at 14:15 and lasts 1 hour 15 minutes. At what time does it end? (a) 15:30 (b) 14:30 (c) 16:30
21. 21.Write 1:30 p.m. in 24-hour time. (a) 01:30 (b) 15:30 (c) 13:30
22. 22.A train leaves at 13:25 and reaches at 16:25. How long is the journey (in minutes)?
23. 23.A match starts at 17:25 and lasts 1 hour 35 minutes. At what time does it end? (a) 20:00 (b) 18:00 (c) 19:00
24. 24.A match starts at 06:25 and lasts 1 hour 40 minutes. At what time does it end? (a) 07:05 (b) 08:05 (c) 09:05
25. 25.A film is 3 hours 30 minutes long. How many minutes is that?
26. 26.A match starts at 14:15 and lasts 3 hours 45 minutes. At what time does it end? (a) 19:00 (b) 17:00 (c) 18:00
27. 27.A train leaves at 16:00 and reaches at 18:00. How long is the journey (in minutes)?
28. 28.What is 03:10 in 12-hour time? (a) 3:10 p.m. (b) 5:10 a.m. (c) 3:10 a.m.
29. 29.A film is 1 hour 20 minutes long. How many minutes is that?
30. 30.A match starts at 09:25 and lasts 3 hours 10 minutes. At what time does it end? (a) 13:35 (b) 11:35 (c) 12:35
31. 31.A film is 3 hours 25 minutes long. How many minutes is that?
32. 32.Write 1:35 a.m. in 24-hour time. (a) 13:35 (b) 03:35 (c) 01:35
33. 33.Write 11:35 a.m. in 24-hour time. (a) 11:35 (b) 13:35 (c) 23:35
34. 34.Write 1:15 a.m. in 24-hour time. (a) 01:15 (b) 13:15 (c) 03:15
35. 35.A film is 3 hours 5 minutes long. How many minutes is that?
36. 36.Write 6:35 p.m. in 24-hour time. (a) 18:35 (b) 20:35 (c) 06:35
37. 37.What is 08:50 in 12-hour time? (a) 8:50 p.m. (b) 8:50 a.m. (c) 10:50 a.m.
38. 38.A match starts at 10:10 and lasts 2 hours 40 minutes. At what time does it end? (a) 11:50 (b) 12:50 (c) 13:50
39. 39.A match starts at 13:55 and lasts 3 hours 5 minutes. At what time does it end? (a) 17:00 (b) 18:00 (c) 16:00
40. 40.What is 15:05 in 12-hour time? (a) 3:05 a.m. (b) 3:05 p.m. (c) 5:05 p.m.

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