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Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 637 · 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.How many hours are there from 09:00 to 23:00?
  2. 2.Write 2:15 a.m. in 24-hour time. (a) 04:15 (b) 02:15 (c) 14:15
  3. 3.How many hours are there from 11:00 to 22:00?
  4. 4.Write 8:15 p.m. in 24-hour time. (a) 22:15 (b) 20:15 (c) 08:15
  5. 5.A train leaves at 08:25 and reaches at 11:40. How long is the journey (in minutes)?
  6. 6.Write 10:05 a.m. in 24-hour time. (a) 22:05 (b) 10:05 (c) 12:05
  7. 7.How many hours are there from 08:00 to 19:00?
  8. 8.A film is 4 hours 30 minutes long. How many minutes is that?
  9. 9.A film is 4 hours 5 minutes long. How many minutes is that?
  10. 10.A match starts at 17:15 and lasts 4 hours 10 minutes. At what time does it end? (a) 22:25 (b) 20:25 (c) 21:25
  11. 11.What is 11:55 in 12-hour time? (a) 11:55 a.m. (b) 1:55 a.m. (c) 11:55 p.m.
  12. 12.A film is 3 hours 25 minutes long. How many minutes is that?
  13. 13.How many hours are there from 11:00 to 17:00?
  14. 14.Write 8:05 p.m. in 24-hour time. (a) 08:05 (b) 22:05 (c) 20:05
  15. 15.What is 01:00 in 12-hour time? (a) 1:00 p.m. (b) 3:00 a.m. (c) 1:00 a.m.
  16. 16.A film is 1 hour 45 minutes long. How many minutes is that?
  17. 17.Write 8:45 a.m. in 24-hour time. (a) 10:45 (b) 20:45 (c) 08:45
  18. 18.A film is 1 hour 15 minutes long. How many minutes is that?
  19. 19.A train leaves at 17:50 and reaches at 18:55. How long is the journey (in minutes)?
  20. 20.Write 11:25 p.m. in 24-hour time. (a) 23:25 (b) 01:25 (c) 11:25
  21. 21.How many hours are there from 07:00 to 09:00?
  22. 22.Write 10:20 a.m. in 24-hour time. (a) 22:20 (b) 10:20 (c) 12:20
  23. 23.A film is 1 hour 5 minutes long. How many minutes is that?
  24. 24.Write 4:20 a.m. in 24-hour time. (a) 16:20 (b) 06:20 (c) 04:20
  25. 25.A train leaves at 12:20 and reaches at 15:30. How long is the journey (in minutes)?
  26. 26.What is 01:15 in 12-hour time? (a) 3:15 a.m. (b) 1:15 a.m. (c) 1:15 p.m.
  27. 27.A train leaves at 15:35 and reaches at 17:15. How long is the journey (in minutes)?
  28. 28.How many hours are there from 08:00 to 13:00?
  29. 29.Write 6:25 a.m. in 24-hour time. (a) 06:25 (b) 08:25 (c) 18:25
  30. 30.How many hours are there from 12:00 to 19:00?
  31. 31.A train leaves at 07:35 and reaches at 10:40. How long is the journey (in minutes)?
  32. 32.A film is 1 hour 50 minutes long. How many minutes is that?
  33. 33.A film is 4 hours 10 minutes long. How many minutes is that?
  34. 34.A train leaves at 15:00 and reaches at 17:30. How long is the journey (in minutes)?
  35. 35.Write 3:35 a.m. in 24-hour time. (a) 15:35 (b) 03:35 (c) 05:35
  36. 36.Write 3:05 a.m. in 24-hour time. (a) 15:05 (b) 05:05 (c) 03:05
  37. 37.A match starts at 08:10 and lasts 2 hours 5 minutes. At what time does it end? (a) 11:15 (b) 09:15 (c) 10:15
  38. 38.How many hours are there from 09:00 to 14:00?
  39. 39.A film is 1 hour 55 minutes long. How many minutes is that?
  40. 40.What is 08:50 in 12-hour time? (a) 10:50 a.m. (b) 8:50 p.m. (c) 8:50 a.m.

Answer key

  1. 14
  2. 02:15
  3. 11
  4. 20:15
  5. 195
  6. 10:05
  7. 11
  8. 270
  9. 245
  10. 21:25
  11. 11:55 a.m.
  12. 205
  13. 6
  14. 20:05
  15. 1:00 a.m.
  16. 105
  17. 08:45
  18. 75
  19. 65
  20. 23:25
  21. 2
  22. 10:20
  23. 65
  24. 04:20
  25. 190
  26. 1:15 a.m.
  27. 100
  28. 5
  29. 06:25
  30. 7
  31. 185
  32. 110
  33. 250
  34. 150
  35. 03:35
  36. 03:05
  37. 10:15
  38. 5
  39. 115
  40. 8:50 a.m.

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