Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 481 · 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 23:00?
2. 2.A match starts at 10:55 and lasts 3 hours 45 minutes. At what time does it end? (a) 15:40 (b) 13:40 (c) 14:40
3. 3.What is 16:20 in 12-hour time? (a) 4:20 a.m. (b) 4:20 p.m. (c) 6:20 p.m.
4. 4.A match starts at 06:50 and lasts 4 hours 25 minutes. At what time does it end? (a) 12:15 (b) 10:15 (c) 11:15
5. 5.Write 1:00 a.m. in 24-hour time. (a) 13:00 (b) 01:00 (c) 03:00
6. 6.A train leaves at 08:15 and reaches at 10:05. How long is the journey (in minutes)?
7. 7.What is 10:20 in 12-hour time? (a) 12:20 a.m. (b) 10:20 p.m. (c) 10:20 a.m.
8. 8.A train leaves at 19:50 and reaches at 22:50. How long is the journey (in minutes)?
9. 9.A match starts at 07:20 and lasts 1 hour 15 minutes. At what time does it end? (a) 09:35 (b) 07:35 (c) 08:35
10. 10.A film is 3 hours 35 minutes long. How many minutes is that?
11. 11.A train leaves at 18:05 and reaches at 19:40. How long is the journey (in minutes)?
12. 12.What is 05:50 in 12-hour time? (a) 5:50 a.m. (b) 7:50 a.m. (c) 5:50 p.m.
13. 13.Write 1:10 a.m. in 24-hour time. (a) 03:10 (b) 01:10 (c) 13:10
14. 14.A train leaves at 13:00 and reaches at 15:20. How long is the journey (in minutes)?
15. 15.What is 03:55 in 12-hour time? (a) 3:55 a.m. (b) 3:55 p.m. (c) 5:55 a.m.
16. 16.What is 07:40 in 12-hour time? (a) 7:40 a.m. (b) 9:40 a.m. (c) 7:40 p.m.
17. 17.What is 01:45 in 12-hour time? (a) 1:45 p.m. (b) 1:45 a.m. (c) 3:45 a.m.
18. 18.A match starts at 15:40 and lasts 1 hour 40 minutes. At what time does it end? (a) 16:20 (b) 17:20 (c) 18:20
19. 19.A match starts at 07:15 and lasts 3 hours. At what time does it end? (a) 10:15 (b) 11:15 (c) 09:15
20. 20.A train leaves at 16:35 and reaches at 17:45. How long is the journey (in minutes)?
21. 21.What is 10:40 in 12-hour time? (a) 10:40 a.m. (b) 10:40 p.m. (c) 12:40 a.m.
22. 22.Write 2:35 a.m. in 24-hour time. (a) 04:35 (b) 02:35 (c) 14:35
23. 23.Write 11:35 p.m. in 24-hour time. (a) 23:35 (b) 01:35 (c) 11:35
24. 24.How many hours are there from 07:00 to 16:00?
25. 25.A match starts at 11:45 and lasts 3 hours 20 minutes. At what time does it end? (a) 14:05 (b) 16:05 (c) 15:05
26. 26.What is 09:30 in 12-hour time? (a) 9:30 p.m. (b) 9:30 a.m. (c) 11:30 a.m.
27. 27.What is 03:45 in 12-hour time? (a) 3:45 p.m. (b) 5:45 a.m. (c) 3:45 a.m.
28. 28.A match starts at 08:10 and lasts 3 hours 30 minutes. At what time does it end? (a) 10:40 (b) 12:40 (c) 11:40
29. 29.What is 07:50 in 12-hour time? (a) 7:50 p.m. (b) 9:50 a.m. (c) 7:50 a.m.
30. 30.A train leaves at 07:05 and reaches at 08:45. How long is the journey (in minutes)?
31. 31.A match starts at 12:55 and lasts 1 hour. At what time does it end? (a) 12:55 (b) 13:55 (c) 14:55
32. 32.A match starts at 12:20 and lasts 2 hours 45 minutes. At what time does it end? (a) 15:05 (b) 14:05 (c) 16:05
33. 33.A train leaves at 14:35 and reaches at 17:45. How long is the journey (in minutes)?
34. 34.A film is 3 hours 30 minutes long. How many minutes is that?
35. 35.A train leaves at 09:40 and reaches at 10:40. How long is the journey (in minutes)?
36. 36.A train leaves at 15:00 and reaches at 15:50. How long is the journey (in minutes)?
37. 37.A train leaves at 06:10 and reaches at 08:45. How long is the journey (in minutes)?
38. 38.A train leaves at 13:00 and reaches at 14:10. How long is the journey (in minutes)?
39. 39.A film is 2 hours 50 minutes long. How many minutes is that?
40. 40.How many hours are there from 05:00 to 12:00?

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