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Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 293 · 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 11:55 and reaches at 15:15. How long is the journey (in minutes)?
  2. 2.What is 04:50 in 12-hour time? (a) 4:50 p.m. (b) 4:50 a.m. (c) 6:50 a.m.
  3. 3.A match starts at 08:45 and lasts 1 hour 5 minutes. At what time does it end? (a) 08:50 (b) 10:50 (c) 09:50
  4. 4.Write 4:55 a.m. in 24-hour time. (a) 16:55 (b) 04:55 (c) 06:55
  5. 5.What is 23:05 in 12-hour time? (a) 11:05 p.m. (b) 1:05 p.m. (c) 11:05 a.m.
  6. 6.A film is 2 hours 5 minutes long. How many minutes is that?
  7. 7.A match starts at 11:40 and lasts 1 hour 50 minutes. At what time does it end? (a) 14:30 (b) 12:30 (c) 13:30
  8. 8.How many hours are there from 05:00 to 21:00?
  9. 9.Write 1:10 p.m. in 24-hour time. (a) 13:10 (b) 01:10 (c) 15:10
  10. 10.Write 8:40 p.m. in 24-hour time. (a) 08:40 (b) 22:40 (c) 20:40
  11. 11.A train leaves at 14:30 and reaches at 17:45. How long is the journey (in minutes)?
  12. 12.A match starts at 14:10 and lasts 3 hours. At what time does it end? (a) 16:10 (b) 18:10 (c) 17:10
  13. 13.Write 5:05 p.m. in 24-hour time. (a) 19:05 (b) 05:05 (c) 17:05
  14. 14.A train leaves at 15:15 and reaches at 17:20. How long is the journey (in minutes)?
  15. 15.A train leaves at 19:20 and reaches at 20:15. How long is the journey (in minutes)?
  16. 16.A train leaves at 19:15 and reaches at 19:55. How long is the journey (in minutes)?
  17. 17.A film is 3 hours 25 minutes long. How many minutes is that?
  18. 18.How many hours are there from 12:00 to 23:00?
  19. 19.What is 08:00 in 12-hour time? (a) 8:00 a.m. (b) 10:00 a.m. (c) 8:00 p.m.
  20. 20.A train leaves at 10:15 and reaches at 13:35. How long is the journey (in minutes)?
  21. 21.How many hours are there from 08:00 to 10:00?
  22. 22.What is 16:05 in 12-hour time? (a) 4:05 p.m. (b) 6:05 p.m. (c) 4:05 a.m.
  23. 23.Write 11:15 a.m. in 24-hour time. (a) 23:15 (b) 13:15 (c) 11:15
  24. 24.A train leaves at 10:25 and reaches at 11:25. How long is the journey (in minutes)?
  25. 25.Write 5:00 p.m. in 24-hour time. (a) 05:00 (b) 17:00 (c) 19:00
  26. 26.A match starts at 07:40 and lasts 4 hours 55 minutes. At what time does it end? (a) 11:35 (b) 13:35 (c) 12:35
  27. 27.How many hours are there from 09:00 to 11:00?
  28. 28.Write 2:45 a.m. in 24-hour time. (a) 02:45 (b) 04:45 (c) 14:45
  29. 29.Write 5:15 a.m. in 24-hour time. (a) 17:15 (b) 07:15 (c) 05:15
  30. 30.A film is 2 hours 15 minutes long. How many minutes is that?
  31. 31.A film is 1 hour 40 minutes long. How many minutes is that?
  32. 32.How many hours are there from 05:00 to 20:00?
  33. 33.Write 3:30 a.m. in 24-hour time. (a) 05:30 (b) 03:30 (c) 15:30
  34. 34.A train leaves at 06:05 and reaches at 09:20. How long is the journey (in minutes)?
  35. 35.A train leaves at 18:40 and reaches at 21:45. How long is the journey (in minutes)?
  36. 36.A train leaves at 18:20 and reaches at 19:30. How long is the journey (in minutes)?
  37. 37.A train leaves at 19:20 and reaches at 22:05. How long is the journey (in minutes)?
  38. 38.How many hours are there from 11:00 to 21:00?
  39. 39.Write 10:50 a.m. in 24-hour time. (a) 22:50 (b) 10:50 (c) 12:50
  40. 40.What is 21:40 in 12-hour time? (a) 9:40 a.m. (b) 9:40 p.m. (c) 11:40 p.m.

Answer key

  1. 200
  2. 4:50 a.m.
  3. 09:50
  4. 04:55
  5. 11:05 p.m.
  6. 125
  7. 13:30
  8. 16
  9. 13:10
  10. 20:40
  11. 195
  12. 17:10
  13. 17:05
  14. 125
  15. 55
  16. 40
  17. 205
  18. 11
  19. 8:00 a.m.
  20. 200
  21. 2
  22. 4:05 p.m.
  23. 11:15
  24. 60
  25. 17:00
  26. 12:35
  27. 2
  28. 02:45
  29. 05:15
  30. 135
  31. 100
  32. 15
  33. 03:30
  34. 195
  35. 185
  36. 70
  37. 165
  38. 10
  39. 10:50
  40. 9:40 p.m.

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