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Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 117 · 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 13:15 and reaches at 14:55. How long is the journey (in minutes)?
  2. 2.A match starts at 13:20 and lasts 1 hour. At what time does it end? (a) 15:20 (b) 14:20 (c) 13:20
  3. 3.What is 06:30 in 12-hour time? (a) 6:30 a.m. (b) 8:30 a.m. (c) 6:30 p.m.
  4. 4.A train leaves at 13:15 and reaches at 16:05. How long is the journey (in minutes)?
  5. 5.What is 07:35 in 12-hour time? (a) 7:35 p.m. (b) 9:35 a.m. (c) 7:35 a.m.
  6. 6.Write 1:05 p.m. in 24-hour time. (a) 01:05 (b) 13:05 (c) 15:05
  7. 7.A train leaves at 12:00 and reaches at 13:30. How long is the journey (in minutes)?
  8. 8.How many hours are there from 07:00 to 16:00?
  9. 9.How many hours are there from 06:00 to 08:00?
  10. 10.A film is 1 hour 45 minutes long. How many minutes is that?
  11. 11.A film is 3 hours 25 minutes long. How many minutes is that?
  12. 12.A train leaves at 16:30 and reaches at 18:30. How long is the journey (in minutes)?
  13. 13.A match starts at 17:45 and lasts 4 hours 25 minutes. At what time does it end? (a) 21:10 (b) 22:10 (c) 23:10
  14. 14.A film is 4 hours 15 minutes long. How many minutes is that?
  15. 15.A train leaves at 08:30 and reaches at 09:20. How long is the journey (in minutes)?
  16. 16.Write 8:40 a.m. in 24-hour time. (a) 20:40 (b) 10:40 (c) 08:40
  17. 17.Write 9:25 a.m. in 24-hour time. (a) 11:25 (b) 21:25 (c) 09:25
  18. 18.What is 21:00 in 12-hour time? (a) 9:00 p.m. (b) 11:00 p.m. (c) 9:00 a.m.
  19. 19.How many hours are there from 06:00 to 19:00?
  20. 20.How many hours are there from 11:00 to 14:00?
  21. 21.What is 08:45 in 12-hour time? (a) 10:45 a.m. (b) 8:45 a.m. (c) 8:45 p.m.
  22. 22.Write 10:30 a.m. in 24-hour time. (a) 22:30 (b) 10:30 (c) 12:30
  23. 23.What is 08:00 in 12-hour time? (a) 8:00 p.m. (b) 10:00 a.m. (c) 8:00 a.m.
  24. 24.How many hours are there from 07:00 to 18:00?
  25. 25.Write 1:05 a.m. in 24-hour time. (a) 03:05 (b) 13:05 (c) 01:05
  26. 26.What is 03:45 in 12-hour time? (a) 5:45 a.m. (b) 3:45 p.m. (c) 3:45 a.m.
  27. 27.A match starts at 06:55 and lasts 4 hours 20 minutes. At what time does it end? (a) 11:15 (b) 10:15 (c) 12:15
  28. 28.A film is 4 hours 20 minutes long. How many minutes is that?
  29. 29.A train leaves at 14:40 and reaches at 17:10. How long is the journey (in minutes)?
  30. 30.What is 04:35 in 12-hour time? (a) 4:35 a.m. (b) 4:35 p.m. (c) 6:35 a.m.
  31. 31.A train leaves at 19:25 and reaches at 19:50. How long is the journey (in minutes)?
  32. 32.A train leaves at 12:25 and reaches at 14:00. How long is the journey (in minutes)?
  33. 33.What is 20:05 in 12-hour time? (a) 10:05 p.m. (b) 8:05 p.m. (c) 8:05 a.m.
  34. 34.Write 6:55 a.m. in 24-hour time. (a) 18:55 (b) 06:55 (c) 08:55
  35. 35.How many hours are there from 12:00 to 15:00?
  36. 36.A train leaves at 16:10 and reaches at 18:30. How long is the journey (in minutes)?
  37. 37.A match starts at 17:50 and lasts 1 hour. At what time does it end? (a) 19:50 (b) 18:50 (c) 17:50
  38. 38.Write 1:00 p.m. in 24-hour time. (a) 13:00 (b) 15:00 (c) 01:00
  39. 39.Write 5:30 a.m. in 24-hour time. (a) 05:30 (b) 17:30 (c) 07:30
  40. 40.What is 08:30 in 12-hour time? (a) 8:30 p.m. (b) 8:30 a.m. (c) 10:30 a.m.

Answer key

  1. 100
  2. 14:20
  3. 6:30 a.m.
  4. 170
  5. 7:35 a.m.
  6. 13:05
  7. 90
  8. 9
  9. 2
  10. 105
  11. 205
  12. 120
  13. 22:10
  14. 255
  15. 50
  16. 08:40
  17. 09:25
  18. 9:00 p.m.
  19. 13
  20. 3
  21. 8:45 a.m.
  22. 10:30
  23. 8:00 a.m.
  24. 11
  25. 01:05
  26. 3:45 a.m.
  27. 11:15
  28. 260
  29. 150
  30. 4:35 a.m.
  31. 25
  32. 95
  33. 8:05 p.m.
  34. 06:55
  35. 3
  36. 140
  37. 18:50
  38. 13:00
  39. 05:30
  40. 8:30 a.m.

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