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Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 399 · 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 11:00 to 23:00?
  2. 2.A match starts at 12:20 and lasts 1 hour 25 minutes. At what time does it end? (a) 13:45 (b) 14:45 (c) 12:45
  3. 3.A match starts at 15:30 and lasts 4 hours 25 minutes. At what time does it end? (a) 18:55 (b) 20:55 (c) 19:55
  4. 4.A train leaves at 19:20 and reaches at 19:55. How long is the journey (in minutes)?
  5. 5.A train leaves at 16:10 and reaches at 16:50. How long is the journey (in minutes)?
  6. 6.How many hours are there from 09:00 to 21:00?
  7. 7.How many hours are there from 06:00 to 08:00?
  8. 8.How many hours are there from 12:00 to 21:00?
  9. 9.Write 3:20 a.m. in 24-hour time. (a) 05:20 (b) 03:20 (c) 15:20
  10. 10.What is 08:40 in 12-hour time? (a) 8:40 p.m. (b) 10:40 a.m. (c) 8:40 a.m.
  11. 11.What is 08:30 in 12-hour time? (a) 8:30 a.m. (b) 8:30 p.m. (c) 10:30 a.m.
  12. 12.Write 1:30 a.m. in 24-hour time. (a) 13:30 (b) 01:30 (c) 03:30
  13. 13.A train leaves at 09:30 and reaches at 10:00. How long is the journey (in minutes)?
  14. 14.A match starts at 09:55 and lasts 1 hour 30 minutes. At what time does it end? (a) 10:25 (b) 11:25 (c) 12:25
  15. 15.A train leaves at 08:45 and reaches at 09:35. How long is the journey (in minutes)?
  16. 16.How many hours are there from 05:00 to 19:00?
  17. 17.How many hours are there from 07:00 to 19:00?
  18. 18.A match starts at 17:40 and lasts 2 hours 40 minutes. At what time does it end? (a) 21:20 (b) 19:20 (c) 20:20
  19. 19.Write 3:00 p.m. in 24-hour time. (a) 17:00 (b) 15:00 (c) 03:00
  20. 20.A film is 3 hours 40 minutes long. How many minutes is that?
  21. 21.How many hours are there from 06:00 to 09:00?
  22. 22.Write 11:40 a.m. in 24-hour time. (a) 23:40 (b) 13:40 (c) 11:40
  23. 23.Write 8:55 a.m. in 24-hour time. (a) 20:55 (b) 10:55 (c) 08:55
  24. 24.What is 09:35 in 12-hour time? (a) 11:35 a.m. (b) 9:35 a.m. (c) 9:35 p.m.
  25. 25.A train leaves at 06:00 and reaches at 07:40. How long is the journey (in minutes)?
  26. 26.Write 9:30 p.m. in 24-hour time. (a) 23:30 (b) 21:30 (c) 09:30
  27. 27.What is 21:45 in 12-hour time? (a) 9:45 a.m. (b) 11:45 p.m. (c) 9:45 p.m.
  28. 28.A match starts at 14:10 and lasts 4 hours 30 minutes. At what time does it end? (a) 19:40 (b) 18:40 (c) 17:40
  29. 29.A film is 2 hours 40 minutes long. How many minutes is that?
  30. 30.How many hours are there from 11:00 to 15:00?
  31. 31.Write 9:20 a.m. in 24-hour time. (a) 09:20 (b) 21:20 (c) 11:20
  32. 32.A train leaves at 07:20 and reaches at 08:35. How long is the journey (in minutes)?
  33. 33.A film is 3 hours 35 minutes long. How many minutes is that?
  34. 34.How many hours are there from 07:00 to 11:00?
  35. 35.A train leaves at 19:25 and reaches at 22:35. How long is the journey (in minutes)?
  36. 36.A film is 2 hours 15 minutes long. How many minutes is that?
  37. 37.How many hours are there from 05:00 to 07:00?
  38. 38.A film is 4 hours 5 minutes long. How many minutes is that?
  39. 39.A train leaves at 14:50 and reaches at 16:30. How long is the journey (in minutes)?
  40. 40.A train leaves at 06:00 and reaches at 08:40. How long is the journey (in minutes)?

Answer key

  1. 12
  2. 13:45
  3. 19:55
  4. 35
  5. 40
  6. 12
  7. 2
  8. 9
  9. 03:20
  10. 8:40 a.m.
  11. 8:30 a.m.
  12. 01:30
  13. 30
  14. 11:25
  15. 50
  16. 14
  17. 12
  18. 20:20
  19. 15:00
  20. 220
  21. 3
  22. 11:40
  23. 08:55
  24. 9:35 a.m.
  25. 100
  26. 21:30
  27. 9:45 p.m.
  28. 18:40
  29. 160
  30. 4
  31. 09:20
  32. 75
  33. 215
  34. 4
  35. 190
  36. 135
  37. 2
  38. 245
  39. 100
  40. 160

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