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Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 290 · 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.A train leaves at 18:30 and reaches at 20:45. How long is the journey (in minutes)?
  2. 2.What is 09:45 in 12-hour time? (a) 9:45 p.m. (b) 9:45 a.m. (c) 11:45 a.m.
  3. 3.A film is 1 hour 45 minutes long. How many minutes is that?
  4. 4.A match starts at 10:45 and lasts 3 hours. At what time does it end? (a) 12:45 (b) 13:45 (c) 14:45
  5. 5.What is 04:35 in 12-hour time? (a) 4:35 a.m. (b) 4:35 p.m. (c) 6:35 a.m.
  6. 6.A film is 1 hour 40 minutes long. How many minutes is that?
  7. 7.A match starts at 07:50 and lasts 4 hours 40 minutes. At what time does it end? (a) 13:30 (b) 11:30 (c) 12:30
  8. 8.What is 19:15 in 12-hour time? (a) 7:15 a.m. (b) 7:15 p.m. (c) 9:15 p.m.
  9. 9.How many hours are there from 08:00 to 15:00?
  10. 10.Write 8:15 p.m. in 24-hour time. (a) 08:15 (b) 20:15 (c) 22:15
  11. 11.A match starts at 13:30 and lasts 2 hours 5 minutes. At what time does it end? (a) 16:35 (b) 15:35 (c) 14:35
  12. 12.What is 22:05 in 12-hour time? (a) 10:05 p.m. (b) 12:05 p.m. (c) 10:05 a.m.
  13. 13.A film is 2 hours 50 minutes long. How many minutes is that?
  14. 14.A match starts at 16:20 and lasts 1 hour 40 minutes. At what time does it end? (a) 18:00 (b) 19:00 (c) 17:00
  15. 15.A film is 3 hours 25 minutes long. How many minutes is that?
  16. 16.Write 9:15 p.m. in 24-hour time. (a) 23:15 (b) 09:15 (c) 21:15
  17. 17.Write 1:55 a.m. in 24-hour time. (a) 01:55 (b) 03:55 (c) 13:55
  18. 18.Write 5:40 a.m. in 24-hour time. (a) 17:40 (b) 07:40 (c) 05:40
  19. 19.What is 08:05 in 12-hour time? (a) 8:05 a.m. (b) 8:05 p.m. (c) 10:05 a.m.
  20. 20.Write 3:45 a.m. in 24-hour time. (a) 15:45 (b) 03:45 (c) 05:45
  21. 21.Write 3:00 a.m. in 24-hour time. (a) 15:00 (b) 03:00 (c) 05:00
  22. 22.What is 16:05 in 12-hour time? (a) 6:05 p.m. (b) 4:05 p.m. (c) 4:05 a.m.
  23. 23.Write 1:55 p.m. in 24-hour time. (a) 01:55 (b) 15:55 (c) 13:55
  24. 24.How many hours are there from 06:00 to 15:00?
  25. 25.A match starts at 13:05 and lasts 2 hours 40 minutes. At what time does it end? (a) 14:45 (b) 16:45 (c) 15:45
  26. 26.A film is 2 hours 40 minutes long. How many minutes is that?
  27. 27.A train leaves at 09:10 and reaches at 10:05. How long is the journey (in minutes)?
  28. 28.A train leaves at 11:55 and reaches at 13:20. How long is the journey (in minutes)?
  29. 29.A match starts at 14:00 and lasts 3 hours 25 minutes. At what time does it end? (a) 18:25 (b) 17:25 (c) 16:25
  30. 30.What is 02:40 in 12-hour time? (a) 4:40 a.m. (b) 2:40 p.m. (c) 2:40 a.m.
  31. 31.How many hours are there from 07:00 to 10:00?
  32. 32.Write 6:55 p.m. in 24-hour time. (a) 06:55 (b) 18:55 (c) 20:55
  33. 33.What is 23:00 in 12-hour time? (a) 11:00 p.m. (b) 1:00 p.m. (c) 11:00 a.m.
  34. 34.A train leaves at 08:45 and reaches at 10:20. How long is the journey (in minutes)?
  35. 35.A match starts at 06:30 and lasts 4 hours 15 minutes. At what time does it end? (a) 11:45 (b) 09:45 (c) 10:45
  36. 36.A match starts at 13:25 and lasts 2 hours 40 minutes. At what time does it end? (a) 15:05 (b) 16:05 (c) 17:05
  37. 37.A train leaves at 06:25 and reaches at 09:45. How long is the journey (in minutes)?
  38. 38.A match starts at 11:20 and lasts 1 hour 40 minutes. At what time does it end? (a) 14:00 (b) 12:00 (c) 13:00
  39. 39.How many hours are there from 11:00 to 19:00?
  40. 40.What is 11:55 in 12-hour time? (a) 1:55 a.m. (b) 11:55 p.m. (c) 11:55 a.m.

Answer key

  1. 135
  2. 9:45 a.m.
  3. 105
  4. 13:45
  5. 4:35 a.m.
  6. 100
  7. 12:30
  8. 7:15 p.m.
  9. 7
  10. 20:15
  11. 15:35
  12. 10:05 p.m.
  13. 170
  14. 18:00
  15. 205
  16. 21:15
  17. 01:55
  18. 05:40
  19. 8:05 a.m.
  20. 03:45
  21. 03:00
  22. 4:05 p.m.
  23. 13:55
  24. 9
  25. 15:45
  26. 160
  27. 55
  28. 85
  29. 17:25
  30. 2:40 a.m.
  31. 3
  32. 18:55
  33. 11:00 p.m.
  34. 95
  35. 10:45
  36. 16:05
  37. 200
  38. 13:00
  39. 8
  40. 11:55 a.m.

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