Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 484 · 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 train leaves at 11:00 and reaches at 13:45. How long is the journey (in minutes)?
2. 2.Write 2:15 a.m. in 24-hour time. (a) 04:15 (b) 02:15 (c) 14:15
3. 3.What is 09:50 in 12-hour time? (a) 9:50 p.m. (b) 9:50 a.m. (c) 11:50 a.m.
4. 4.How many hours are there from 06:00 to 08:00?
5. 5.What is 17:30 in 12-hour time? (a) 7:30 p.m. (b) 5:30 a.m. (c) 5:30 p.m.
6. 6.What is 07:00 in 12-hour time? (a) 7:00 p.m. (b) 9:00 a.m. (c) 7:00 a.m.
7. 7.A film is 3 hours 20 minutes long. How many minutes is that?
8. 8.A match starts at 15:05 and lasts 3 hours. At what time does it end? (a) 19:05 (b) 17:05 (c) 18:05
9. 9.How many hours are there from 07:00 to 09:00?
10. 10.A match starts at 06:00 and lasts 3 hours 5 minutes. At what time does it end? (a) 08:05 (b) 10:05 (c) 09:05
11. 11.A match starts at 08:50 and lasts 3 hours 35 minutes. At what time does it end? (a) 12:25 (b) 11:25 (c) 13:25
12. 12.How many hours are there from 06:00 to 14:00?
13. 13.What is 07:15 in 12-hour time? (a) 9:15 a.m. (b) 7:15 p.m. (c) 7:15 a.m.
14. 14.What is 07:45 in 12-hour time? (a) 7:45 a.m. (b) 9:45 a.m. (c) 7:45 p.m.
15. 15.A match starts at 15:50 and lasts 3 hours 45 minutes. At what time does it end? (a) 18:35 (b) 20:35 (c) 19:35
16. 16.How many hours are there from 10:00 to 22:00?
17. 17.A match starts at 11:15 and lasts 4 hours 40 minutes. At what time does it end? (a) 16:55 (b) 15:55 (c) 14:55
18. 18.What is 03:45 in 12-hour time? (a) 5:45 a.m. (b) 3:45 a.m. (c) 3:45 p.m.
19. 19.A film is 3 hours 25 minutes long. How many minutes is that?
20. 20.Write 2:50 p.m. in 24-hour time. (a) 14:50 (b) 02:50 (c) 16:50
21. 21.Write 1:45 a.m. in 24-hour time. (a) 03:45 (b) 13:45 (c) 01:45
22. 22.A film is 4 hours 35 minutes long. How many minutes is that?
23. 23.A train leaves at 07:20 and reaches at 08:00. How long is the journey (in minutes)?
24. 24.A film is 4 hours 15 minutes long. How many minutes is that?
25. 25.A train leaves at 10:20 and reaches at 13:15. How long is the journey (in minutes)?
26. 26.Write 6:20 p.m. in 24-hour time. (a) 18:20 (b) 20:20 (c) 06:20
27. 27.Write 7:35 a.m. in 24-hour time. (a) 07:35 (b) 19:35 (c) 09:35
28. 28.What is 10:00 in 12-hour time? (a) 10:00 p.m. (b) 12:00 a.m. (c) 10:00 a.m.
29. 29.How many hours are there from 07:00 to 13:00?
30. 30.A match starts at 18:40 and lasts 4 hours 55 minutes. At what time does it end? (a) 00:35 (b) 22:35 (c) 23:35
31. 31.What is 03:25 in 12-hour time? (a) 3:25 a.m. (b) 5:25 a.m. (c) 3:25 p.m.
32. 32.A match starts at 12:30 and lasts 2 hours 35 minutes. At what time does it end? (a) 16:05 (b) 14:05 (c) 15:05
33. 33.A film is 2 hours 55 minutes long. How many minutes is that?
34. 34.A train leaves at 15:25 and reaches at 16:40. How long is the journey (in minutes)?
35. 35.How many hours are there from 06:00 to 10:00?
36. 36.How many hours are there from 11:00 to 14:00?
37. 37.A train leaves at 19:50 and reaches at 21:05. How long is the journey (in minutes)?
38. 38.A film is 1 hour 45 minutes long. How many minutes is that?
39. 39.A match starts at 17:25 and lasts 3 hours 55 minutes. At what time does it end? (a) 21:20 (b) 22:20 (c) 20:20
40. 40.Write 6:10 a.m. in 24-hour time. (a) 18:10 (b) 06:10 (c) 08:10

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