Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 200 · 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.Write 4:45 a.m. in 24-hour time. (a) 16:45 (b) 06:45 (c) 04:45
2. 2.How many hours are there from 12:00 to 15:00?
3. 3.A film is 3 hours 20 minutes long. How many minutes is that?
4. 4.A film is 3 hours 10 minutes long. How many minutes is that?
5. 5.Write 4:05 a.m. in 24-hour time. (a) 04:05 (b) 06:05 (c) 16:05
6. 6.What is 11:15 in 12-hour time? (a) 11:15 a.m. (b) 11:15 p.m. (c) 1:15 a.m.
7. 7.Write 10:00 p.m. in 24-hour time. (a) 22:00 (b) 10:00 (c) 00:00
8. 8.A film is 2 hours 50 minutes long. How many minutes is that?
9. 9.Write 3:50 p.m. in 24-hour time. (a) 17:50 (b) 15:50 (c) 03:50
10. 10.How many hours are there from 11:00 to 13:00?
11. 11.Write 4:35 a.m. in 24-hour time. (a) 04:35 (b) 06:35 (c) 16:35
12. 12.Write 9:55 a.m. in 24-hour time. (a) 09:55 (b) 21:55 (c) 11:55
13. 13.A match starts at 15:25 and lasts 1 hour 5 minutes. At what time does it end? (a) 17:30 (b) 15:30 (c) 16:30
14. 14.A match starts at 15:55 and lasts 3 hours 5 minutes. At what time does it end? (a) 19:00 (b) 18:00 (c) 20:00
15. 15.A match starts at 09:20 and lasts 1 hour 45 minutes. At what time does it end? (a) 10:05 (b) 12:05 (c) 11:05
16. 16.How many hours are there from 09:00 to 23:00?
17. 17.A match starts at 16:45 and lasts 4 hours 50 minutes. At what time does it end? (a) 22:35 (b) 21:35 (c) 20:35
18. 18.What is 18:45 in 12-hour time? (a) 6:45 a.m. (b) 6:45 p.m. (c) 8:45 p.m.
19. 19.A film is 1 hour 15 minutes long. How many minutes is that?
20. 20.A match starts at 17:30 and lasts 1 hour. At what time does it end? (a) 17:30 (b) 18:30 (c) 19:30
21. 21.A film is 4 hours 50 minutes long. How many minutes is that?
22. 22.A match starts at 08:05 and lasts 3 hours 40 minutes. At what time does it end? (a) 12:45 (b) 11:45 (c) 10:45
23. 23.A film is 2 hours 45 minutes long. How many minutes is that?
24. 24.Write 1:55 p.m. in 24-hour time. (a) 15:55 (b) 01:55 (c) 13:55
25. 25.How many hours are there from 11:00 to 19:00?
26. 26.Write 7:20 p.m. in 24-hour time. (a) 21:20 (b) 19:20 (c) 07:20
27. 27.A match starts at 16:20 and lasts 3 hours 10 minutes. At what time does it end? (a) 19:30 (b) 20:30 (c) 18:30
28. 28.What is 10:35 in 12-hour time? (a) 12:35 a.m. (b) 10:35 p.m. (c) 10:35 a.m.
29. 29.How many hours are there from 10:00 to 21:00?
30. 30.How many hours are there from 10:00 to 13:00?
31. 31.Write 9:50 p.m. in 24-hour time. (a) 09:50 (b) 23:50 (c) 21:50
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 11:30 and reaches at 12:00. How long is the journey (in minutes)?
34. 34.A train leaves at 12:40 and reaches at 15:15. How long is the journey (in minutes)?
35. 35.Write 1:15 a.m. in 24-hour time. (a) 13:15 (b) 03:15 (c) 01:15
36. 36.A match starts at 13:55 and lasts 4 hours 35 minutes. At what time does it end? (a) 17:30 (b) 18:30 (c) 19:30
37. 37.A film is 3 hours 25 minutes long. How many minutes is that?
38. 38.Write 1:45 p.m. in 24-hour time. (a) 13:45 (b) 15:45 (c) 01:45
39. 39.How many hours are there from 07:00 to 13:00?
40. 40.A match starts at 11:25 and lasts 1 hour 35 minutes. At what time does it end? (a) 14:00 (b) 13:00 (c) 12:00

Free maths worksheets lessons, practice and worksheets at talentjr.in/maths-worksheets