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Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 679 · 40 sums
TalentJR

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.

NameDateTime takenScore ___ / 40
  1. 1.Write 1:15 p.m. in 24-hour time. (a) 13:15 (b) 01:15 (c) 15:15
  2. 2.What is 04:50 in 12-hour time? (a) 4:50 a.m. (b) 4:50 p.m. (c) 6:50 a.m.
  3. 3.How many hours are there from 11:00 to 22:00?
  4. 4.A film is 1 hour 55 minutes long. How many minutes is that?
  5. 5.What is 06:10 in 12-hour time? (a) 8:10 a.m. (b) 6:10 a.m. (c) 6:10 p.m.
  6. 6.Write 8:25 p.m. in 24-hour time. (a) 08:25 (b) 20:25 (c) 22:25
  7. 7.Write 6:05 p.m. in 24-hour time. (a) 06:05 (b) 18:05 (c) 20:05
  8. 8.How many hours are there from 10:00 to 15:00?
  9. 9.What is 02:10 in 12-hour time? (a) 2:10 p.m. (b) 4:10 a.m. (c) 2:10 a.m.
  10. 10.A match starts at 12:45 and lasts 4 hours 5 minutes. At what time does it end? (a) 17:50 (b) 16:50 (c) 15:50
  11. 11.How many hours are there from 05:00 to 17:00?
  12. 12.How many hours are there from 07:00 to 15:00?
  13. 13.Write 11:20 a.m. in 24-hour time. (a) 13:20 (b) 23:20 (c) 11:20
  14. 14.What is 03:55 in 12-hour time? (a) 3:55 a.m. (b) 3:55 p.m. (c) 5:55 a.m.
  15. 15.Write 1:55 a.m. in 24-hour time. (a) 01:55 (b) 03:55 (c) 13:55
  16. 16.What is 23:55 in 12-hour time? (a) 1:55 p.m. (b) 11:55 a.m. (c) 11:55 p.m.
  17. 17.A match starts at 17:45 and lasts 3 hours 20 minutes. At what time does it end? (a) 21:05 (b) 20:05 (c) 22:05
  18. 18.A film is 2 hours 15 minutes long. How many minutes is that?
  19. 19.A train leaves at 07:30 and reaches at 10:35. How long is the journey (in minutes)?
  20. 20.A train leaves at 15:05 and reaches at 16:50. How long is the journey (in minutes)?
  21. 21.What is 11:00 in 12-hour time? (a) 11:00 p.m. (b) 11:00 a.m. (c) 1:00 a.m.
  22. 22.Write 8:15 p.m. in 24-hour time. (a) 22:15 (b) 08:15 (c) 20:15
  23. 23.Write 10:25 a.m. in 24-hour time. (a) 12:25 (b) 10:25 (c) 22:25
  24. 24.A film is 4 hours 35 minutes long. How many minutes is that?
  25. 25.What is 11:05 in 12-hour time? (a) 11:05 p.m. (b) 11:05 a.m. (c) 1:05 a.m.
  26. 26.How many hours are there from 12:00 to 15:00?
  27. 27.What is 18:15 in 12-hour time? (a) 6:15 p.m. (b) 6:15 a.m. (c) 8:15 p.m.
  28. 28.What is 18:55 in 12-hour time? (a) 6:55 a.m. (b) 8:55 p.m. (c) 6:55 p.m.
  29. 29.How many hours are there from 07:00 to 10:00?
  30. 30.Write 5:15 a.m. in 24-hour time. (a) 07:15 (b) 05:15 (c) 17:15
  31. 31.How many hours are there from 12:00 to 23:00?
  32. 32.How many hours are there from 09:00 to 21:00?
  33. 33.How many hours are there from 11:00 to 15:00?
  34. 34.A film is 1 hour 10 minutes long. How many minutes is that?
  35. 35.Write 8:45 p.m. in 24-hour time. (a) 20:45 (b) 08:45 (c) 22:45
  36. 36.A film is 4 hours 20 minutes long. How many minutes is that?
  37. 37.Write 3:30 a.m. in 24-hour time. (a) 05:30 (b) 03:30 (c) 15:30
  38. 38.A match starts at 18:20 and lasts 1 hour 55 minutes. At what time does it end? (a) 21:15 (b) 19:15 (c) 20:15
  39. 39.A match starts at 06:05 and lasts 2 hours 15 minutes. At what time does it end? (a) 07:20 (b) 08:20 (c) 09:20
  40. 40.A train leaves at 08:00 and reaches at 08:40. How long is the journey (in minutes)?

Answer key

  1. 13:15
  2. 4:50 a.m.
  3. 11
  4. 115
  5. 6:10 a.m.
  6. 20:25
  7. 18:05
  8. 5
  9. 2:10 a.m.
  10. 16:50
  11. 12
  12. 8
  13. 11:20
  14. 3:55 a.m.
  15. 01:55
  16. 11:55 p.m.
  17. 21:05
  18. 135
  19. 185
  20. 105
  21. 11:00 a.m.
  22. 20:15
  23. 10:25
  24. 275
  25. 11:05 a.m.
  26. 3
  27. 6:15 p.m.
  28. 6:55 p.m.
  29. 3
  30. 05:15
  31. 11
  32. 12
  33. 4
  34. 70
  35. 20:45
  36. 260
  37. 03:30
  38. 20:15
  39. 08:20
  40. 40

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