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Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 406 · 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 08:50 and reaches at 10:05. How long is the journey (in minutes)?
  2. 2.A train leaves at 18:05 and reaches at 18:30. How long is the journey (in minutes)?
  3. 3.Write 8:30 a.m. in 24-hour time. (a) 20:30 (b) 10:30 (c) 08:30
  4. 4.A film is 3 hours 50 minutes long. How many minutes is that?
  5. 5.A match starts at 18:00 and lasts 4 hours 55 minutes. At what time does it end? (a) 22:55 (b) 23:55 (c) 21:55
  6. 6.How many hours are there from 06:00 to 23:00?
  7. 7.A film is 1 hour 20 minutes long. How many minutes is that?
  8. 8.Write 6:40 a.m. in 24-hour time. (a) 06:40 (b) 18:40 (c) 08:40
  9. 9.Write 6:35 a.m. in 24-hour time. (a) 18:35 (b) 08:35 (c) 06:35
  10. 10.A train leaves at 17:55 and reaches at 21:10. How long is the journey (in minutes)?
  11. 11.A train leaves at 08:00 and reaches at 10:55. How long is the journey (in minutes)?
  12. 12.How many hours are there from 08:00 to 23:00?
  13. 13.Write 6:15 p.m. in 24-hour time. (a) 18:15 (b) 20:15 (c) 06:15
  14. 14.Write 3:20 p.m. in 24-hour time. (a) 03:20 (b) 17:20 (c) 15:20
  15. 15.A film is 3 hours 5 minutes long. How many minutes is that?
  16. 16.Write 5:35 p.m. in 24-hour time. (a) 17:35 (b) 05:35 (c) 19:35
  17. 17.Write 3:25 a.m. in 24-hour time. (a) 15:25 (b) 05:25 (c) 03:25
  18. 18.Write 3:00 p.m. in 24-hour time. (a) 17:00 (b) 15:00 (c) 03:00
  19. 19.Write 5:10 a.m. in 24-hour time. (a) 17:10 (b) 07:10 (c) 05:10
  20. 20.Write 6:40 p.m. in 24-hour time. (a) 20:40 (b) 18:40 (c) 06:40
  21. 21.Write 11:05 p.m. in 24-hour time. (a) 01:05 (b) 11:05 (c) 23:05
  22. 22.Write 4:50 p.m. in 24-hour time. (a) 18:50 (b) 16:50 (c) 04:50
  23. 23.Write 10:20 a.m. in 24-hour time. (a) 10:20 (b) 22:20 (c) 12:20
  24. 24.A train leaves at 16:20 and reaches at 17:15. How long is the journey (in minutes)?
  25. 25.Write 6:25 a.m. in 24-hour time. (a) 06:25 (b) 18:25 (c) 08:25
  26. 26.Write 3:45 a.m. in 24-hour time. (a) 15:45 (b) 05:45 (c) 03:45
  27. 27.A train leaves at 07:15 and reaches at 10:15. How long is the journey (in minutes)?
  28. 28.A match starts at 16:30 and lasts 3 hours 30 minutes. At what time does it end? (a) 20:00 (b) 21:00 (c) 19:00
  29. 29.What is 02:10 in 12-hour time? (a) 2:10 p.m. (b) 2:10 a.m. (c) 4:10 a.m.
  30. 30.A train leaves at 18:20 and reaches at 19:15. How long is the journey (in minutes)?
  31. 31.A match starts at 09:25 and lasts 1 hour 25 minutes. At what time does it end? (a) 10:50 (b) 11:50 (c) 09:50
  32. 32.Write 9:35 p.m. in 24-hour time. (a) 21:35 (b) 09:35 (c) 23:35
  33. 33.A train leaves at 18:05 and reaches at 19:45. How long is the journey (in minutes)?
  34. 34.What is 04:00 in 12-hour time? (a) 4:00 a.m. (b) 4:00 p.m. (c) 6:00 a.m.
  35. 35.What is 08:20 in 12-hour time? (a) 8:20 p.m. (b) 10:20 a.m. (c) 8:20 a.m.
  36. 36.Write 2:35 a.m. in 24-hour time. (a) 14:35 (b) 02:35 (c) 04:35
  37. 37.What is 09:50 in 12-hour time? (a) 11:50 a.m. (b) 9:50 p.m. (c) 9:50 a.m.
  38. 38.A match starts at 14:10 and lasts 3 hours 15 minutes. At what time does it end? (a) 16:25 (b) 18:25 (c) 17:25
  39. 39.A film is 2 hours 50 minutes long. How many minutes is that?
  40. 40.Write 2:30 a.m. in 24-hour time. (a) 14:30 (b) 02:30 (c) 04:30

Answer key

  1. 75
  2. 25
  3. 08:30
  4. 230
  5. 22:55
  6. 17
  7. 80
  8. 06:40
  9. 06:35
  10. 195
  11. 175
  12. 15
  13. 18:15
  14. 15:20
  15. 185
  16. 17:35
  17. 03:25
  18. 15:00
  19. 05:10
  20. 18:40
  21. 23:05
  22. 16:50
  23. 10:20
  24. 55
  25. 06:25
  26. 03:45
  27. 180
  28. 20:00
  29. 2:10 a.m.
  30. 55
  31. 10:50
  32. 21:35
  33. 100
  34. 4:00 a.m.
  35. 8:20 a.m.
  36. 02:35
  37. 9:50 a.m.
  38. 17:25
  39. 170
  40. 02:30

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