Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 258 · 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 13:05 and lasts 3 hours 55 minutes. At what time does it end? (a) 16:00 (b) 17:00 (c) 18:00
2. 2.What is 03:50 in 12-hour time? (a) 5:50 a.m. (b) 3:50 p.m. (c) 3:50 a.m.
3. 3.How many hours are there from 05:00 to 11:00?
4. 4.A match starts at 06:30 and lasts 4 hours 30 minutes. At what time does it end? (a) 10:00 (b) 12:00 (c) 11:00
5. 5.A match starts at 10:30 and lasts 2 hours 55 minutes. At what time does it end? (a) 12:25 (b) 14:25 (c) 13:25
6. 6.How many hours are there from 05:00 to 17:00?
7. 7.Write 8:20 p.m. in 24-hour time. (a) 22:20 (b) 08:20 (c) 20:20
8. 8.A film is 4 hours 10 minutes long. How many minutes is that?
9. 9.What is 07:20 in 12-hour time? (a) 9:20 a.m. (b) 7:20 p.m. (c) 7:20 a.m.
10. 10.What is 06:05 in 12-hour time? (a) 6:05 a.m. (b) 8:05 a.m. (c) 6:05 p.m.
11. 11.Write 1:35 a.m. in 24-hour time. (a) 03:35 (b) 13:35 (c) 01:35
12. 12.How many hours are there from 06:00 to 17:00?
13. 13.What is 18:40 in 12-hour time? (a) 6:40 p.m. (b) 6:40 a.m. (c) 8:40 p.m.
14. 14.How many hours are there from 12:00 to 21:00?
15. 15.What is 08:20 in 12-hour time? (a) 10:20 a.m. (b) 8:20 p.m. (c) 8:20 a.m.
16. 16.A match starts at 07:15 and lasts 3 hours 25 minutes. At what time does it end? (a) 11:40 (b) 09:40 (c) 10:40
17. 17.A match starts at 09:25 and lasts 3 hours 55 minutes. At what time does it end? (a) 12:20 (b) 14:20 (c) 13:20
18. 18.Write 2:40 a.m. in 24-hour time. (a) 02:40 (b) 04:40 (c) 14:40
19. 19.A match starts at 16:10 and lasts 4 hours 5 minutes. At what time does it end? (a) 19:15 (b) 20:15 (c) 21:15
20. 20.A train leaves at 08:05 and reaches at 08:55. How long is the journey (in minutes)?
21. 21.Write 8:05 p.m. in 24-hour time. (a) 08:05 (b) 22:05 (c) 20:05
22. 22.How many hours are there from 06:00 to 22:00?
23. 23.A train leaves at 11:00 and reaches at 13:00. How long is the journey (in minutes)?
24. 24.A train leaves at 06:15 and reaches at 06:50. How long is the journey (in minutes)?
25. 25.Write 3:20 a.m. in 24-hour time. (a) 03:20 (b) 05:20 (c) 15:20
26. 26.Write 4:25 a.m. in 24-hour time. (a) 04:25 (b) 16:25 (c) 06:25
27. 27.Write 8:35 p.m. in 24-hour time. (a) 20:35 (b) 08:35 (c) 22:35
28. 28.How many hours are there from 05:00 to 20:00?
29. 29.A train leaves at 10:30 and reaches at 13:05. How long is the journey (in minutes)?
30. 30.A match starts at 12:15 and lasts 2 hours 15 minutes. At what time does it end? (a) 13:30 (b) 15:30 (c) 14:30
31. 31.A match starts at 14:25 and lasts 2 hours 55 minutes. At what time does it end? (a) 18:20 (b) 16:20 (c) 17:20
32. 32.Write 3:35 a.m. in 24-hour time. (a) 15:35 (b) 03:35 (c) 05:35
33. 33.A match starts at 12:05 and lasts 1 hour 20 minutes. At what time does it end? (a) 13:25 (b) 14:25 (c) 12:25
34. 34.A train leaves at 14:25 and reaches at 17:40. How long is the journey (in minutes)?
35. 35.What is 07:35 in 12-hour time? (a) 7:35 a.m. (b) 7:35 p.m. (c) 9:35 a.m.
36. 36.Write 4:40 p.m. in 24-hour time. (a) 04:40 (b) 16:40 (c) 18:40
37. 37.A match starts at 17:25 and lasts 3 hours 55 minutes. At what time does it end? (a) 22:20 (b) 21:20 (c) 20:20
38. 38.A train leaves at 11:35 and reaches at 12:20. How long is the journey (in minutes)?
39. 39.A match starts at 09:00 and lasts 4 hours 55 minutes. At what time does it end? (a) 12:55 (b) 14:55 (c) 13:55
40. 40.Write 10:00 a.m. in 24-hour time. (a) 22:00 (b) 12:00 (c) 10:00

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