Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 164 · 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 match starts at 12:15 and lasts 1 hour 45 minutes. At what time does it end? (a) 15:00 (b) 14:00 (c) 13:00
2. 2.A film is 1 hour 45 minutes long. How many minutes is that?
3. 3.How many hours are there from 10:00 to 15:00?
4. 4.Write 3:10 a.m. in 24-hour time. (a) 05:10 (b) 15:10 (c) 03:10
5. 5.A train leaves at 09:55 and reaches at 11:20. How long is the journey (in minutes)?
6. 6.How many hours are there from 05:00 to 22:00?
7. 7.What is 05:55 in 12-hour time? (a) 5:55 a.m. (b) 7:55 a.m. (c) 5:55 p.m.
8. 8.A film is 4 hours 20 minutes long. How many minutes is that?
9. 9.A film is 2 hours 55 minutes long. How many minutes is that?
10. 10.A match starts at 15:50 and lasts 3 hours 15 minutes. At what time does it end? (a) 18:05 (b) 20:05 (c) 19:05
11. 11.What is 11:00 in 12-hour time? (a) 11:00 p.m. (b) 11:00 a.m. (c) 1:00 a.m.
12. 12.A match starts at 10:15 and lasts 1 hour 35 minutes. At what time does it end? (a) 11:50 (b) 10:50 (c) 12:50
13. 13.A match starts at 10:30 and lasts 2 hours 35 minutes. At what time does it end? (a) 12:05 (b) 13:05 (c) 14:05
14. 14.How many hours are there from 05:00 to 18:00?
15. 15.Write 2:00 p.m. in 24-hour time. (a) 02:00 (b) 16:00 (c) 14:00
16. 16.A film is 3 hours 45 minutes long. How many minutes is that?
17. 17.A train leaves at 07:50 and reaches at 08:15. How long is the journey (in minutes)?
18. 18.A film is 2 hours 35 minutes long. How many minutes is that?
19. 19.How many hours are there from 12:00 to 19:00?
20. 20.A match starts at 12:10 and lasts 3 hours 20 minutes. At what time does it end? (a) 15:30 (b) 16:30 (c) 14:30
21. 21.What is 01:10 in 12-hour time? (a) 1:10 p.m. (b) 3:10 a.m. (c) 1:10 a.m.
22. 22.How many hours are there from 05:00 to 10:00?
23. 23.How many hours are there from 12:00 to 15:00?
24. 24.A train leaves at 08:45 and reaches at 10:25. How long is the journey (in minutes)?
25. 25.A film is 2 hours 10 minutes long. How many minutes is that?
26. 26.Write 8:10 p.m. in 24-hour time. (a) 20:10 (b) 08:10 (c) 22:10
27. 27.How many hours are there from 10:00 to 16:00?
28. 28.A train leaves at 19:00 and reaches at 21:50. How long is the journey (in minutes)?
29. 29.How many hours are there from 05:00 to 11:00?
30. 30.What is 21:10 in 12-hour time? (a) 11:10 p.m. (b) 9:10 p.m. (c) 9:10 a.m.
31. 31.What is 14:50 in 12-hour time? (a) 4:50 p.m. (b) 2:50 a.m. (c) 2:50 p.m.
32. 32.A film is 3 hours 40 minutes long. How many minutes is that?
33. 33.A film is 4 hours 45 minutes long. How many minutes is that?
34. 34.A match starts at 16:55 and lasts 4 hours 10 minutes. At what time does it end? (a) 20:05 (b) 22:05 (c) 21:05
35. 35.A match starts at 10:00 and lasts 4 hours 20 minutes. At what time does it end? (a) 15:20 (b) 13:20 (c) 14:20
36. 36.Write 1:55 a.m. in 24-hour time. (a) 01:55 (b) 13:55 (c) 03:55
37. 37.A train leaves at 10:50 and reaches at 11:20. How long is the journey (in minutes)?
38. 38.Write 5:10 a.m. in 24-hour time. (a) 17:10 (b) 05:10 (c) 07:10
39. 39.A film is 3 hours 20 minutes long. How many minutes is that?
40. 40.A match starts at 17:00 and lasts 1 hour 50 minutes. At what time does it end? (a) 18:50 (b) 17:50 (c) 19:50

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