Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 234 · 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 08:00 to 20:00?
2. 2.A film is 1 hour 15 minutes long. How many minutes is that?
3. 3.A train leaves at 06:10 and reaches at 07:10. How long is the journey (in minutes)?
4. 4.A train leaves at 08:35 and reaches at 09:15. How long is the journey (in minutes)?
5. 5.What is 19:00 in 12-hour time? (a) 9:00 p.m. (b) 7:00 p.m. (c) 7:00 a.m.
6. 6.What is 10:30 in 12-hour time? (a) 10:30 a.m. (b) 10:30 p.m. (c) 12:30 a.m.
7. 7.A train leaves at 10:10 and reaches at 12:45. How long is the journey (in minutes)?
8. 8.A train leaves at 19:35 and reaches at 21:25. How long is the journey (in minutes)?
9. 9.A film is 1 hour 5 minutes long. How many minutes is that?
10. 10.How many hours are there from 12:00 to 14:00?
11. 11.A train leaves at 17:00 and reaches at 17:25. How long is the journey (in minutes)?
12. 12.A train leaves at 13:15 and reaches at 14:40. How long is the journey (in minutes)?
13. 13.A film is 3 hours 5 minutes long. How many minutes is that?
14. 14.A match starts at 16:45 and lasts 1 hour 50 minutes. At what time does it end? (a) 17:35 (b) 19:35 (c) 18:35
15. 15.What is 11:50 in 12-hour time? (a) 1:50 a.m. (b) 11:50 p.m. (c) 11:50 a.m.
16. 16.What is 10:10 in 12-hour time? (a) 10:10 p.m. (b) 10:10 a.m. (c) 12:10 a.m.
17. 17.Write 4:20 p.m. in 24-hour time. (a) 04:20 (b) 16:20 (c) 18:20
18. 18.A film is 1 hour 55 minutes long. How many minutes is that?
19. 19.Write 2:50 a.m. in 24-hour time. (a) 04:50 (b) 02:50 (c) 14:50
20. 20.Write 1:35 p.m. in 24-hour time. (a) 15:35 (b) 13:35 (c) 01:35
21. 21.What is 08:10 in 12-hour time? (a) 10:10 a.m. (b) 8:10 a.m. (c) 8:10 p.m.
22. 22.A film is 4 hours 5 minutes long. How many minutes is that?
23. 23.A train leaves at 13:30 and reaches at 14:45. How long is the journey (in minutes)?
24. 24.A match starts at 06:30 and lasts 4 hours 30 minutes. At what time does it end? (a) 11:00 (b) 12:00 (c) 10:00
25. 25.A train leaves at 09:40 and reaches at 10:45. How long is the journey (in minutes)?
26. 26.A match starts at 06:05 and lasts 4 hours. At what time does it end? (a) 09:05 (b) 11:05 (c) 10:05
27. 27.A train leaves at 16:30 and reaches at 18:45. How long is the journey (in minutes)?
28. 28.How many hours are there from 10:00 to 21:00?
29. 29.What is 06:40 in 12-hour time? (a) 6:40 a.m. (b) 6:40 p.m. (c) 8:40 a.m.
30. 30.A match starts at 07:15 and lasts 4 hours 35 minutes. At what time does it end? (a) 12:50 (b) 11:50 (c) 10:50
31. 31.What is 13:45 in 12-hour time? (a) 1:45 a.m. (b) 3:45 p.m. (c) 1:45 p.m.
32. 32.How many hours are there from 05:00 to 15:00?
33. 33.A train leaves at 18:05 and reaches at 20:05. How long is the journey (in minutes)?
34. 34.What is 19:15 in 12-hour time? (a) 7:15 a.m. (b) 7:15 p.m. (c) 9:15 p.m.
35. 35.A train leaves at 11:05 and reaches at 13:50. How long is the journey (in minutes)?
36. 36.How many hours are there from 06:00 to 14:00?
37. 37.Write 10:25 a.m. in 24-hour time. (a) 12:25 (b) 22:25 (c) 10:25
38. 38.What is 22:55 in 12-hour time? (a) 10:55 a.m. (b) 10:55 p.m. (c) 12:55 p.m.
39. 39.How many hours are there from 09:00 to 14:00?
40. 40.Write 6:35 p.m. in 24-hour time. (a) 18:35 (b) 06:35 (c) 20:35

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