Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 257 · 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 film is 4 hours 5 minutes long. How many minutes is that?
2. 2.What is 05:25 in 12-hour time? (a) 5:25 p.m. (b) 5:25 a.m. (c) 7:25 a.m.
3. 3.A match starts at 13:10 and lasts 4 hours 20 minutes. At what time does it end? (a) 17:30 (b) 18:30 (c) 16:30
4. 4.What is 13:00 in 12-hour time? (a) 1:00 p.m. (b) 3:00 p.m. (c) 1:00 a.m.
5. 5.What is 10:35 in 12-hour time? (a) 12:35 a.m. (b) 10:35 p.m. (c) 10:35 a.m.
6. 6.A film is 2 hours 20 minutes long. How many minutes is that?
7. 7.How many hours are there from 10:00 to 20:00?
8. 8.A train leaves at 13:00 and reaches at 15:50. How long is the journey (in minutes)?
9. 9.Write 3:35 a.m. in 24-hour time. (a) 05:35 (b) 15:35 (c) 03:35
10. 10.How many hours are there from 05:00 to 08:00?
11. 11.A film is 3 hours 55 minutes long. How many minutes is that?
12. 12.Write 5:20 p.m. in 24-hour time. (a) 05:20 (b) 17:20 (c) 19:20
13. 13.What is 06:00 in 12-hour time? (a) 6:00 a.m. (b) 6:00 p.m. (c) 8:00 a.m.
14. 14.Write 7:10 p.m. in 24-hour time. (a) 21:10 (b) 07:10 (c) 19:10
15. 15.What is 19:25 in 12-hour time? (a) 7:25 a.m. (b) 7:25 p.m. (c) 9:25 p.m.
16. 16.What is 10:40 in 12-hour time? (a) 10:40 p.m. (b) 12:40 a.m. (c) 10:40 a.m.
17. 17.What is 15:05 in 12-hour time? (a) 3:05 a.m. (b) 5:05 p.m. (c) 3:05 p.m.
18. 18.Write 10:50 a.m. in 24-hour time. (a) 12:50 (b) 10:50 (c) 22:50
19. 19.A train leaves at 17:30 and reaches at 19:35. How long is the journey (in minutes)?
20. 20.A train leaves at 16:20 and reaches at 17:35. How long is the journey (in minutes)?
21. 21.A film is 3 hours 20 minutes long. How many minutes is that?
22. 22.How many hours are there from 10:00 to 17:00?
23. 23.Write 6:20 a.m. in 24-hour time. (a) 18:20 (b) 06:20 (c) 08:20
24. 24.How many hours are there from 06:00 to 08:00?
25. 25.A train leaves at 13:10 and reaches at 15:20. How long is the journey (in minutes)?
26. 26.What is 18:30 in 12-hour time? (a) 6:30 a.m. (b) 8:30 p.m. (c) 6:30 p.m.
27. 27.A match starts at 14:10 and lasts 1 hour 5 minutes. At what time does it end? (a) 16:15 (b) 14:15 (c) 15:15
28. 28.A train leaves at 15:00 and reaches at 17:10. How long is the journey (in minutes)?
29. 29.A film is 1 hour 10 minutes long. How many minutes is that?
30. 30.A film is 3 hours 15 minutes long. How many minutes is that?
31. 31.Write 1:25 p.m. in 24-hour time. (a) 15:25 (b) 01:25 (c) 13:25
32. 32.Write 4:25 p.m. in 24-hour time. (a) 18:25 (b) 16:25 (c) 04:25
33. 33.Write 8:20 p.m. in 24-hour time. (a) 22:20 (b) 20:20 (c) 08:20
34. 34.How many hours are there from 07:00 to 23:00?
35. 35.How many hours are there from 07:00 to 17:00?
36. 36.A match starts at 17:55 and lasts 1 hour 50 minutes. At what time does it end? (a) 19:45 (b) 20:45 (c) 18:45
37. 37.A film is 1 hour 40 minutes long. How many minutes is that?
38. 38.Write 6:00 p.m. in 24-hour time. (a) 06:00 (b) 20:00 (c) 18:00
39. 39.A match starts at 18:20 and lasts 4 hours 50 minutes. At what time does it end? (a) 00:10 (b) 22:10 (c) 23:10
40. 40.A match starts at 14:25 and lasts 1 hour 50 minutes. At what time does it end? (a) 17:15 (b) 16:15 (c) 15:15

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