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Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 524 · 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 05:00 to 14:00?
  2. 2.What is 09:45 in 12-hour time? (a) 9:45 p.m. (b) 11:45 a.m. (c) 9:45 a.m.
  3. 3.Write 3:25 p.m. in 24-hour time. (a) 03:25 (b) 15:25 (c) 17:25
  4. 4.What is 20:05 in 12-hour time? (a) 10:05 p.m. (b) 8:05 p.m. (c) 8:05 a.m.
  5. 5.A train leaves at 14:20 and reaches at 15:45. How long is the journey (in minutes)?
  6. 6.A train leaves at 17:25 and reaches at 18:20. How long is the journey (in minutes)?
  7. 7.A train leaves at 06:15 and reaches at 06:45. How long is the journey (in minutes)?
  8. 8.How many hours are there from 12:00 to 22:00?
  9. 9.A match starts at 10:25 and lasts 3 hours 5 minutes. At what time does it end? (a) 13:30 (b) 14:30 (c) 12:30
  10. 10.A film is 3 hours 15 minutes long. How many minutes is that?
  11. 11.What is 22:20 in 12-hour time? (a) 10:20 a.m. (b) 10:20 p.m. (c) 12:20 p.m.
  12. 12.How many hours are there from 09:00 to 16:00?
  13. 13.A film is 3 hours 10 minutes long. How many minutes is that?
  14. 14.What is 08:50 in 12-hour time? (a) 8:50 a.m. (b) 10:50 a.m. (c) 8:50 p.m.
  15. 15.A film is 3 hours 40 minutes long. How many minutes is that?
  16. 16.What is 06:50 in 12-hour time? (a) 6:50 p.m. (b) 6:50 a.m. (c) 8:50 a.m.
  17. 17.How many hours are there from 09:00 to 19:00?
  18. 18.Write 2:15 a.m. in 24-hour time. (a) 04:15 (b) 14:15 (c) 02:15
  19. 19.How many hours are there from 08:00 to 23:00?
  20. 20.A train leaves at 18:15 and reaches at 20:25. How long is the journey (in minutes)?
  21. 21.How many hours are there from 06:00 to 08:00?
  22. 22.Write 9:35 p.m. in 24-hour time. (a) 09:35 (b) 21:35 (c) 23:35
  23. 23.Write 7:40 p.m. in 24-hour time. (a) 19:40 (b) 07:40 (c) 21:40
  24. 24.Write 8:10 p.m. in 24-hour time. (a) 08:10 (b) 22:10 (c) 20:10
  25. 25.A train leaves at 13:35 and reaches at 16:20. How long is the journey (in minutes)?
  26. 26.A film is 1 hour 25 minutes long. How many minutes is that?
  27. 27.Write 10:30 p.m. in 24-hour time. (a) 22:30 (b) 10:30 (c) 00:30
  28. 28.What is 10:10 in 12-hour time? (a) 12:10 a.m. (b) 10:10 p.m. (c) 10:10 a.m.
  29. 29.What is 18:30 in 12-hour time? (a) 6:30 p.m. (b) 6:30 a.m. (c) 8:30 p.m.
  30. 30.What is 08:20 in 12-hour time? (a) 8:20 a.m. (b) 10:20 a.m. (c) 8:20 p.m.
  31. 31.A match starts at 11:20 and lasts 3 hours 5 minutes. At what time does it end? (a) 14:25 (b) 15:25 (c) 13:25
  32. 32.Write 5:10 p.m. in 24-hour time. (a) 17:10 (b) 19:10 (c) 05:10
  33. 33.A match starts at 10:00 and lasts 2 hours 35 minutes. At what time does it end? (a) 13:35 (b) 12:35 (c) 11:35
  34. 34.What is 07:55 in 12-hour time? (a) 7:55 p.m. (b) 7:55 a.m. (c) 9:55 a.m.
  35. 35.A match starts at 06:05 and lasts 1 hour 40 minutes. At what time does it end? (a) 07:45 (b) 06:45 (c) 08:45
  36. 36.Write 2:25 p.m. in 24-hour time. (a) 14:25 (b) 16:25 (c) 02:25
  37. 37.A train leaves at 11:10 and reaches at 12:05. How long is the journey (in minutes)?
  38. 38.A train leaves at 16:35 and reaches at 17:15. How long is the journey (in minutes)?
  39. 39.Write 9:40 p.m. in 24-hour time. (a) 21:40 (b) 09:40 (c) 23:40
  40. 40.A film is 4 hours 25 minutes long. How many minutes is that?

Answer key

  1. 9
  2. 9:45 a.m.
  3. 15:25
  4. 8:05 p.m.
  5. 85
  6. 55
  7. 30
  8. 10
  9. 13:30
  10. 195
  11. 10:20 p.m.
  12. 7
  13. 190
  14. 8:50 a.m.
  15. 220
  16. 6:50 a.m.
  17. 10
  18. 02:15
  19. 15
  20. 130
  21. 2
  22. 21:35
  23. 19:40
  24. 20:10
  25. 165
  26. 85
  27. 22:30
  28. 10:10 a.m.
  29. 6:30 p.m.
  30. 8:20 a.m.
  31. 14:25
  32. 17:10
  33. 12:35
  34. 7:55 a.m.
  35. 07:45
  36. 14:25
  37. 55
  38. 40
  39. 21:40
  40. 265

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