Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 786 · 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 14:05 and lasts 3 hours 35 minutes. At what time does it end? (a) 17:40 (b) 16:40 (c) 18:40
2. 2.A match starts at 13:00 and lasts 1 hour 10 minutes. At what time does it end? (a) 13:10 (b) 15:10 (c) 14:10
3. 3.A match starts at 06:15 and lasts 3 hours. At what time does it end? (a) 08:15 (b) 09:15 (c) 10:15
4. 4.What is 03:05 in 12-hour time? (a) 3:05 p.m. (b) 5:05 a.m. (c) 3:05 a.m.
5. 5.A match starts at 06:15 and lasts 2 hours 45 minutes. At what time does it end? (a) 10:00 (b) 09:00 (c) 08:00
6. 6.Write 11:05 p.m. in 24-hour time. (a) 11:05 (b) 01:05 (c) 23:05
7. 7.A match starts at 15:35 and lasts 3 hours 15 minutes. At what time does it end? (a) 18:50 (b) 17:50 (c) 19:50
8. 8.What is 19:35 in 12-hour time? (a) 9:35 p.m. (b) 7:35 p.m. (c) 7:35 a.m.
9. 9.A film is 1 hour 40 minutes long. How many minutes is that?
10. 10.How many hours are there from 10:00 to 17:00?
11. 11.A film is 4 hours 15 minutes long. How many minutes is that?
12. 12.How many hours are there from 05:00 to 09:00?
13. 13.What is 03:15 in 12-hour time? (a) 3:15 a.m. (b) 5:15 a.m. (c) 3:15 p.m.
14. 14.Write 5:35 p.m. in 24-hour time. (a) 05:35 (b) 19:35 (c) 17:35
15. 15.A match starts at 13:40 and lasts 4 hours. At what time does it end? (a) 16:40 (b) 17:40 (c) 18:40
16. 16.What is 02:50 in 12-hour time? (a) 2:50 a.m. (b) 2:50 p.m. (c) 4:50 a.m.
17. 17.A match starts at 13:15 and lasts 2 hours. At what time does it end? (a) 16:15 (b) 14:15 (c) 15:15
18. 18.A train leaves at 11:15 and reaches at 14:35. How long is the journey (in minutes)?
19. 19.How many hours are there from 08:00 to 22:00?
20. 20.A train leaves at 15:50 and reaches at 16:25. How long is the journey (in minutes)?
21. 21.A train leaves at 14:05 and reaches at 15:20. How long is the journey (in minutes)?
22. 22.A match starts at 08:10 and lasts 1 hour 25 minutes. At what time does it end? (a) 10:35 (b) 08:35 (c) 09:35
23. 23.What is 18:10 in 12-hour time? (a) 8:10 p.m. (b) 6:10 a.m. (c) 6:10 p.m.
24. 24.What is 05:15 in 12-hour time? (a) 7:15 a.m. (b) 5:15 p.m. (c) 5:15 a.m.
25. 25.A train leaves at 09:20 and reaches at 12:10. How long is the journey (in minutes)?
26. 26.How many hours are there from 05:00 to 08:00?
27. 27.A match starts at 17:00 and lasts 3 hours 55 minutes. At what time does it end? (a) 21:55 (b) 20:55 (c) 19:55
28. 28.How many hours are there from 11:00 to 23:00?
29. 29.What is 19:10 in 12-hour time? (a) 7:10 a.m. (b) 7:10 p.m. (c) 9:10 p.m.
30. 30.Write 9:40 a.m. in 24-hour time. (a) 11:40 (b) 21:40 (c) 09:40
31. 31.A match starts at 07:40 and lasts 2 hours 55 minutes. At what time does it end? (a) 11:35 (b) 10:35 (c) 09:35
32. 32.A match starts at 15:35 and lasts 3 hours 25 minutes. At what time does it end? (a) 19:00 (b) 20:00 (c) 18:00
33. 33.A film is 4 hours 45 minutes long. How many minutes is that?
34. 34.How many hours are there from 07:00 to 17:00?
35. 35.Write 4:05 a.m. in 24-hour time. (a) 06:05 (b) 16:05 (c) 04:05
36. 36.A match starts at 08:05 and lasts 4 hours 30 minutes. At what time does it end? (a) 11:35 (b) 13:35 (c) 12:35
37. 37.A match starts at 06:35 and lasts 4 hours 10 minutes. At what time does it end? (a) 09:45 (b) 11:45 (c) 10:45
38. 38.Write 9:20 p.m. in 24-hour time. (a) 23:20 (b) 09:20 (c) 21:20
39. 39.How many hours are there from 06:00 to 18:00?
40. 40.How many hours are there from 05:00 to 14:00?

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