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Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 184 · 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.What is 04:00 in 12-hour time? (a) 4:00 p.m. (b) 6:00 a.m. (c) 4:00 a.m.
  2. 2.A film is 2 hours 50 minutes long. How many minutes is that?
  3. 3.A train leaves at 06:10 and reaches at 09:20. How long is the journey (in minutes)?
  4. 4.A film is 1 hour 15 minutes long. How many minutes is that?
  5. 5.Write 10:50 p.m. in 24-hour time. (a) 00:50 (b) 10:50 (c) 22:50
  6. 6.What is 18:00 in 12-hour time? (a) 6:00 a.m. (b) 8:00 p.m. (c) 6:00 p.m.
  7. 7.Write 8:15 a.m. in 24-hour time. (a) 08:15 (b) 10:15 (c) 20:15
  8. 8.A match starts at 13:15 and lasts 3 hours 55 minutes. At what time does it end? (a) 18:10 (b) 16:10 (c) 17:10
  9. 9.Write 7:20 a.m. in 24-hour time. (a) 07:20 (b) 19:20 (c) 09:20
  10. 10.Write 3:00 a.m. in 24-hour time. (a) 05:00 (b) 15:00 (c) 03:00
  11. 11.A film is 1 hour 50 minutes long. How many minutes is that?
  12. 12.How many hours are there from 06:00 to 22:00?
  13. 13.Write 7:25 a.m. in 24-hour time. (a) 07:25 (b) 09:25 (c) 19:25
  14. 14.A train leaves at 08:40 and reaches at 11:20. How long is the journey (in minutes)?
  15. 15.What is 03:45 in 12-hour time? (a) 5:45 a.m. (b) 3:45 a.m. (c) 3:45 p.m.
  16. 16.Write 3:55 a.m. in 24-hour time. (a) 15:55 (b) 05:55 (c) 03:55
  17. 17.Write 1:45 a.m. in 24-hour time. (a) 01:45 (b) 13:45 (c) 03:45
  18. 18.Write 9:55 a.m. in 24-hour time. (a) 21:55 (b) 09:55 (c) 11:55
  19. 19.How many hours are there from 06:00 to 15:00?
  20. 20.How many hours are there from 12:00 to 18:00?
  21. 21.A match starts at 09:00 and lasts 2 hours 40 minutes. At what time does it end? (a) 12:40 (b) 11:40 (c) 10:40
  22. 22.Write 2:40 a.m. in 24-hour time. (a) 14:40 (b) 02:40 (c) 04:40
  23. 23.A film is 3 hours 25 minutes long. How many minutes is that?
  24. 24.Write 10:30 p.m. in 24-hour time. (a) 10:30 (b) 22:30 (c) 00:30
  25. 25.A train leaves at 07:10 and reaches at 07:50. How long is the journey (in minutes)?
  26. 26.A train leaves at 06:50 and reaches at 08:00. How long is the journey (in minutes)?
  27. 27.How many hours are there from 05:00 to 22:00?
  28. 28.A film is 1 hour 55 minutes long. How many minutes is that?
  29. 29.A match starts at 07:00 and lasts 1 hour 10 minutes. At what time does it end? (a) 09:10 (b) 08:10 (c) 07:10
  30. 30.A film is 4 hours 35 minutes long. How many minutes is that?
  31. 31.How many hours are there from 08:00 to 23:00?
  32. 32.What is 20:15 in 12-hour time? (a) 10:15 p.m. (b) 8:15 a.m. (c) 8:15 p.m.
  33. 33.A match starts at 11:00 and lasts 1 hour 30 minutes. At what time does it end? (a) 12:30 (b) 11:30 (c) 13:30
  34. 34.A match starts at 13:45 and lasts 2 hours 40 minutes. At what time does it end? (a) 16:25 (b) 15:25 (c) 17:25
  35. 35.How many hours are there from 08:00 to 13:00?
  36. 36.A match starts at 13:20 and lasts 1 hour 35 minutes. At what time does it end? (a) 14:55 (b) 13:55 (c) 15:55
  37. 37.A match starts at 13:30 and lasts 4 hours 35 minutes. At what time does it end? (a) 19:05 (b) 17:05 (c) 18:05
  38. 38.A train leaves at 06:40 and reaches at 07:20. How long is the journey (in minutes)?
  39. 39.What is 23:10 in 12-hour time? (a) 11:10 p.m. (b) 1:10 p.m. (c) 11:10 a.m.
  40. 40.A train leaves at 16:55 and reaches at 18:40. How long is the journey (in minutes)?

Answer key

  1. 4:00 a.m.
  2. 170
  3. 190
  4. 75
  5. 22:50
  6. 6:00 p.m.
  7. 08:15
  8. 17:10
  9. 07:20
  10. 03:00
  11. 110
  12. 16
  13. 07:25
  14. 160
  15. 3:45 a.m.
  16. 03:55
  17. 01:45
  18. 09:55
  19. 9
  20. 6
  21. 11:40
  22. 02:40
  23. 205
  24. 22:30
  25. 40
  26. 70
  27. 17
  28. 115
  29. 08:10
  30. 275
  31. 15
  32. 8:15 p.m.
  33. 12:30
  34. 16:25
  35. 5
  36. 14:55
  37. 18:05
  38. 40
  39. 11:10 p.m.
  40. 105

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