Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 118 · 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 40 minutes long. How many minutes is that?
2. 2.Write 8:10 a.m. in 24-hour time. (a) 08:10 (b) 10:10 (c) 20:10
3. 3.A match starts at 14:25 and lasts 3 hours 15 minutes. At what time does it end? (a) 16:40 (b) 18:40 (c) 17:40
4. 4.A film is 1 hour 50 minutes long. How many minutes is that?
5. 5.A match starts at 13:35 and lasts 1 hour 15 minutes. At what time does it end? (a) 13:50 (b) 15:50 (c) 14:50
6. 6.A match starts at 08:10 and lasts 4 hours 15 minutes. At what time does it end? (a) 11:25 (b) 13:25 (c) 12:25
7. 7.What is 17:10 in 12-hour time? (a) 5:10 p.m. (b) 5:10 a.m. (c) 7:10 p.m.
8. 8.A train leaves at 07:25 and reaches at 08:00. How long is the journey (in minutes)?
9. 9.A train leaves at 07:10 and reaches at 08:10. How long is the journey (in minutes)?
10. 10.A match starts at 06:15 and lasts 2 hours 25 minutes. At what time does it end? (a) 07:40 (b) 08:40 (c) 09:40
11. 11.A film is 2 hours 20 minutes long. How many minutes is that?
12. 12.What is 18:35 in 12-hour time? (a) 8:35 p.m. (b) 6:35 p.m. (c) 6:35 a.m.
13. 13.A film is 2 hours 55 minutes long. How many minutes is that?
14. 14.What is 01:40 in 12-hour time? (a) 1:40 a.m. (b) 3:40 a.m. (c) 1:40 p.m.
15. 15.Write 6:55 a.m. in 24-hour time. (a) 08:55 (b) 18:55 (c) 06:55
16. 16.A train leaves at 16:00 and reaches at 16:35. How long is the journey (in minutes)?
17. 17.A match starts at 15:30 and lasts 4 hours 5 minutes. At what time does it end? (a) 18:35 (b) 20:35 (c) 19:35
18. 18.A train leaves at 14:55 and reaches at 15:50. How long is the journey (in minutes)?
19. 19.A match starts at 11:05 and lasts 2 hours 15 minutes. At what time does it end? (a) 14:20 (b) 13:20 (c) 12:20
20. 20.A train leaves at 09:15 and reaches at 11:55. How long is the journey (in minutes)?
21. 21.How many hours are there from 08:00 to 18:00?
22. 22.How many hours are there from 11:00 to 14:00?
23. 23.How many hours are there from 05:00 to 16:00?
24. 24.A film is 1 hour 35 minutes long. How many minutes is that?
25. 25.What is 19:20 in 12-hour time? (a) 9:20 p.m. (b) 7:20 a.m. (c) 7:20 p.m.
26. 26.A train leaves at 11:55 and reaches at 13:15. How long is the journey (in minutes)?
27. 27.What is 04:45 in 12-hour time? (a) 4:45 p.m. (b) 6:45 a.m. (c) 4:45 a.m.
28. 28.A film is 2 hours 30 minutes long. How many minutes is that?
29. 29.A match starts at 14:30 and lasts 2 hours 20 minutes. At what time does it end? (a) 15:50 (b) 17:50 (c) 16:50
30. 30.How many hours are there from 09:00 to 21:00?
31. 31.How many hours are there from 05:00 to 08:00?
32. 32.A train leaves at 14:45 and reaches at 16:20. How long is the journey (in minutes)?
33. 33.What is 13:25 in 12-hour time? (a) 3:25 p.m. (b) 1:25 a.m. (c) 1:25 p.m.
34. 34.A train leaves at 17:45 and reaches at 20:50. How long is the journey (in minutes)?
35. 35.Write 11:00 p.m. in 24-hour time. (a) 23:00 (b) 01:00 (c) 11:00
36. 36.How many hours are there from 08:00 to 13:00?
37. 37.Write 8:45 a.m. in 24-hour time. (a) 10:45 (b) 08:45 (c) 20:45
38. 38.How many hours are there from 07:00 to 22:00?
39. 39.Write 1:05 p.m. in 24-hour time. (a) 15:05 (b) 13:05 (c) 01:05
40. 40.What is 22:35 in 12-hour time? (a) 12:35 p.m. (b) 10:35 a.m. (c) 10:35 p.m.

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