Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 701 · 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.Write 6:25 p.m. in 24-hour time. (a) 18:25 (b) 06:25 (c) 20:25
2. 2.A match starts at 17:00 and lasts 1 hour 45 minutes. At what time does it end? (a) 19:45 (b) 18:45 (c) 17:45
3. 3.A film is 4 hours 15 minutes long. How many minutes is that?
4. 4.Write 6:30 p.m. in 24-hour time. (a) 06:30 (b) 20:30 (c) 18:30
5. 5.What is 01:55 in 12-hour time? (a) 1:55 a.m. (b) 3:55 a.m. (c) 1:55 p.m.
6. 6.How many hours are there from 05:00 to 09:00?
7. 7.How many hours are there from 12:00 to 19:00?
8. 8.A match starts at 15:30 and lasts 4 hours 40 minutes. At what time does it end? (a) 21:10 (b) 20:10 (c) 19:10
9. 9.How many hours are there from 09:00 to 19:00?
10. 10.A train leaves at 17:35 and reaches at 19:00. How long is the journey (in minutes)?
11. 11.A match starts at 13:20 and lasts 3 hours 20 minutes. At what time does it end? (a) 17:40 (b) 15:40 (c) 16:40
12. 12.Write 5:00 a.m. in 24-hour time. (a) 17:00 (b) 05:00 (c) 07:00
13. 13.What is 14:05 in 12-hour time? (a) 2:05 a.m. (b) 2:05 p.m. (c) 4:05 p.m.
14. 14.What is 11:45 in 12-hour time? (a) 11:45 p.m. (b) 1:45 a.m. (c) 11:45 a.m.
15. 15.How many hours are there from 07:00 to 16:00?
16. 16.A train leaves at 15:45 and reaches at 16:50. How long is the journey (in minutes)?
17. 17.A match starts at 10:00 and lasts 3 hours. At what time does it end? (a) 14:00 (b) 12:00 (c) 13:00
18. 18.How many hours are there from 09:00 to 14:00?
19. 19.How many hours are there from 10:00 to 21:00?
20. 20.A match starts at 09:45 and lasts 1 hour 25 minutes. At what time does it end? (a) 10:10 (b) 12:10 (c) 11:10
21. 21.What is 15:15 in 12-hour time? (a) 3:15 a.m. (b) 5:15 p.m. (c) 3:15 p.m.
22. 22.What is 01:15 in 12-hour time? (a) 3:15 a.m. (b) 1:15 p.m. (c) 1:15 a.m.
23. 23.A train leaves at 14:25 and reaches at 15:25. How long is the journey (in minutes)?
24. 24.What is 07:10 in 12-hour time? (a) 9:10 a.m. (b) 7:10 p.m. (c) 7:10 a.m.
25. 25.A film is 3 hours 5 minutes long. How many minutes is that?
26. 26.A match starts at 07:55 and lasts 1 hour 20 minutes. At what time does it end? (a) 09:15 (b) 08:15 (c) 10:15
27. 27.A film is 4 hours 40 minutes long. How many minutes is that?
28. 28.A film is 3 hours 40 minutes long. How many minutes is that?
29. 29.How many hours are there from 06:00 to 13:00?
30. 30.Write 2:55 a.m. in 24-hour time. (a) 14:55 (b) 02:55 (c) 04:55
31. 31.Write 11:30 a.m. in 24-hour time. (a) 13:30 (b) 23:30 (c) 11:30
32. 32.What is 06:45 in 12-hour time? (a) 6:45 a.m. (b) 8:45 a.m. (c) 6:45 p.m.
33. 33.How many hours are there from 12:00 to 15:00?
34. 34.What is 18:40 in 12-hour time? (a) 6:40 a.m. (b) 8:40 p.m. (c) 6:40 p.m.
35. 35.What is 04:20 in 12-hour time? (a) 6:20 a.m. (b) 4:20 a.m. (c) 4:20 p.m.
36. 36.Write 1:10 p.m. in 24-hour time. (a) 13:10 (b) 15:10 (c) 01:10
37. 37.A train leaves at 06:05 and reaches at 08:40. How long is the journey (in minutes)?
38. 38.Write 8:55 p.m. in 24-hour time. (a) 08:55 (b) 20:55 (c) 22:55
39. 39.A train leaves at 14:40 and reaches at 15:15. How long is the journey (in minutes)?
40. 40.A train leaves at 17:10 and reaches at 17:50. How long is the journey (in minutes)?

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