Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 149 · 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 3 hours 15 minutes long. How many minutes is that?
2. 2.Write 3:30 p.m. in 24-hour time. (a) 15:30 (b) 03:30 (c) 17:30
3. 3.How many hours are there from 10:00 to 20:00?
4. 4.A film is 1 hour 15 minutes long. How many minutes is that?
5. 5.How many hours are there from 12:00 to 19:00?
6. 6.A train leaves at 09:45 and reaches at 11:50. How long is the journey (in minutes)?
7. 7.A film is 4 hours 50 minutes long. How many minutes is that?
8. 8.Write 4:10 p.m. in 24-hour time. (a) 18:10 (b) 16:10 (c) 04:10
9. 9.How many hours are there from 06:00 to 12:00?
10. 10.Write 9:10 p.m. in 24-hour time. (a) 21:10 (b) 23:10 (c) 09:10
11. 11.A film is 4 hours 55 minutes long. How many minutes is that?
12. 12.What is 04:40 in 12-hour time? (a) 4:40 p.m. (b) 4:40 a.m. (c) 6:40 a.m.
13. 13.What is 06:20 in 12-hour time? (a) 6:20 a.m. (b) 8:20 a.m. (c) 6:20 p.m.
14. 14.How many hours are there from 09:00 to 14:00?
15. 15.A film is 2 hours 30 minutes long. How many minutes is that?
16. 16.How many hours are there from 06:00 to 21:00?
17. 17.A match starts at 11:45 and lasts 2 hours 55 minutes. At what time does it end? (a) 13:40 (b) 14:40 (c) 15:40
18. 18.What is 08:35 in 12-hour time? (a) 8:35 a.m. (b) 10:35 a.m. (c) 8:35 p.m.
19. 19.A train leaves at 18:50 and reaches at 21:50. How long is the journey (in minutes)?
20. 20.A film is 3 hours 35 minutes long. How many minutes is that?
21. 21.A match starts at 16:20 and lasts 2 hours 10 minutes. At what time does it end? (a) 19:30 (b) 17:30 (c) 18:30
22. 22.A film is 1 hour 25 minutes long. How many minutes is that?
23. 23.How many hours are there from 09:00 to 21:00?
24. 24.A match starts at 15:55 and lasts 2 hours 20 minutes. At what time does it end? (a) 17:15 (b) 18:15 (c) 19:15
25. 25.A film is 1 hour 55 minutes long. How many minutes is that?
26. 26.A train leaves at 09:20 and reaches at 10:40. How long is the journey (in minutes)?
27. 27.A match starts at 13:50 and lasts 2 hours 30 minutes. At what time does it end? (a) 15:20 (b) 17:20 (c) 16:20
28. 28.A match starts at 14:15 and lasts 4 hours 35 minutes. At what time does it end? (a) 17:50 (b) 18:50 (c) 19:50
29. 29.How many hours are there from 10:00 to 15:00?
30. 30.A match starts at 12:20 and lasts 1 hour 10 minutes. At what time does it end? (a) 13:30 (b) 12:30 (c) 14:30
31. 31.A train leaves at 08:50 and reaches at 09:50. How long is the journey (in minutes)?
32. 32.What is 02:15 in 12-hour time? (a) 2:15 p.m. (b) 4:15 a.m. (c) 2:15 a.m.
33. 33.A train leaves at 06:00 and reaches at 09:05. How long is the journey (in minutes)?
34. 34.What is 06:10 in 12-hour time? (a) 6:10 a.m. (b) 6:10 p.m. (c) 8:10 a.m.
35. 35.A film is 2 hours 25 minutes long. How many minutes is that?
36. 36.Write 6:20 p.m. in 24-hour time. (a) 06:20 (b) 20:20 (c) 18:20
37. 37.What is 07:05 in 12-hour time? (a) 7:05 p.m. (b) 7:05 a.m. (c) 9:05 a.m.
38. 38.How many hours are there from 05:00 to 09:00?
39. 39.How many hours are there from 06:00 to 14:00?
40. 40.A match starts at 17:20 and lasts 4 hours 10 minutes. At what time does it end? (a) 22:30 (b) 20:30 (c) 21:30

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