Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 532 · 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 11:40 and lasts 3 hours 20 minutes. At what time does it end? (a) 16:00 (b) 14:00 (c) 15:00
2. 2.How many hours are there from 12:00 to 14:00?
3. 3.A train leaves at 09:20 and reaches at 10:15. How long is the journey (in minutes)?
4. 4.A match starts at 16:15 and lasts 2 hours 55 minutes. At what time does it end? (a) 20:10 (b) 19:10 (c) 18:10
5. 5.Write 11:35 p.m. in 24-hour time. (a) 11:35 (b) 23:35 (c) 01:35
6. 6.How many hours are there from 08:00 to 12:00?
7. 7.How many hours are there from 12:00 to 18:00?
8. 8.A film is 1 hour 15 minutes long. How many minutes is that?
9. 9.A train leaves at 10:20 and reaches at 12:20. How long is the journey (in minutes)?
10. 10.Write 3:10 p.m. in 24-hour time. (a) 03:10 (b) 17:10 (c) 15:10
11. 11.What is 01:55 in 12-hour time? (a) 3:55 a.m. (b) 1:55 p.m. (c) 1:55 a.m.
12. 12.A match starts at 13:30 and lasts 4 hours 15 minutes. At what time does it end? (a) 16:45 (b) 17:45 (c) 18:45
13. 13.A match starts at 16:40 and lasts 3 hours. At what time does it end? (a) 20:40 (b) 18:40 (c) 19:40
14. 14.What is 09:45 in 12-hour time? (a) 11:45 a.m. (b) 9:45 p.m. (c) 9:45 a.m.
15. 15.Write 2:50 a.m. in 24-hour time. (a) 04:50 (b) 14:50 (c) 02:50
16. 16.A match starts at 08:05 and lasts 1 hour 15 minutes. At what time does it end? (a) 08:20 (b) 10:20 (c) 09:20
17. 17.A train leaves at 08:05 and reaches at 10:00. How long is the journey (in minutes)?
18. 18.A train leaves at 16:25 and reaches at 19:00. How long is the journey (in minutes)?
19. 19.A train leaves at 09:50 and reaches at 12:35. How long is the journey (in minutes)?
20. 20.Write 3:50 a.m. in 24-hour time. (a) 15:50 (b) 05:50 (c) 03:50
21. 21.How many hours are there from 06:00 to 16:00?
22. 22.Write 2:45 a.m. in 24-hour time. (a) 14:45 (b) 02:45 (c) 04:45
23. 23.A train leaves at 07:20 and reaches at 07:55. How long is the journey (in minutes)?
24. 24.How many hours are there from 12:00 to 16:00?
25. 25.Write 10:40 a.m. in 24-hour time. (a) 10:40 (b) 12:40 (c) 22:40
26. 26.A film is 3 hours 35 minutes long. How many minutes is that?
27. 27.A match starts at 14:00 and lasts 4 hours 15 minutes. At what time does it end? (a) 19:15 (b) 18:15 (c) 17:15
28. 28.A film is 1 hour 10 minutes long. How many minutes is that?
29. 29.A train leaves at 15:05 and reaches at 16:00. How long is the journey (in minutes)?
30. 30.A match starts at 13:45 and lasts 2 hours 55 minutes. At what time does it end? (a) 17:40 (b) 15:40 (c) 16:40
31. 31.A film is 4 hours 40 minutes long. How many minutes is that?
32. 32.A film is 3 hours 5 minutes long. How many minutes is that?
33. 33.What is 10:20 in 12-hour time? (a) 10:20 a.m. (b) 12:20 a.m. (c) 10:20 p.m.
34. 34.A film is 3 hours 45 minutes long. How many minutes is that?
35. 35.A match starts at 13:30 and lasts 4 hours 40 minutes. At what time does it end? (a) 17:10 (b) 19:10 (c) 18:10
36. 36.Write 6:05 p.m. in 24-hour time. (a) 18:05 (b) 06:05 (c) 20:05
37. 37.A train leaves at 09:25 and reaches at 12:40. How long is the journey (in minutes)?
38. 38.What is 18:55 in 12-hour time? (a) 6:55 p.m. (b) 8:55 p.m. (c) 6:55 a.m.
39. 39.A train leaves at 18:45 and reaches at 20:05. How long is the journey (in minutes)?
40. 40.A match starts at 15:00 and lasts 3 hours 15 minutes. At what time does it end? (a) 18:15 (b) 19:15 (c) 17:15

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