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Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 288 · 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 08:05 and reaches at 10:55. How long is the journey (in minutes)?
  2. 2.A match starts at 18:10 and lasts 1 hour 25 minutes. At what time does it end? (a) 18:35 (b) 20:35 (c) 19:35
  3. 3.A film is 3 hours 10 minutes long. How many minutes is that?
  4. 4.A film is 1 hour 45 minutes long. How many minutes is that?
  5. 5.A film is 4 hours 20 minutes long. How many minutes is that?
  6. 6.What is 10:10 in 12-hour time? (a) 10:10 a.m. (b) 12:10 a.m. (c) 10:10 p.m.
  7. 7.A film is 3 hours 15 minutes long. How many minutes is that?
  8. 8.What is 14:10 in 12-hour time? (a) 2:10 a.m. (b) 4:10 p.m. (c) 2:10 p.m.
  9. 9.How many hours are there from 05:00 to 14:00?
  10. 10.Write 4:35 a.m. in 24-hour time. (a) 04:35 (b) 06:35 (c) 16:35
  11. 11.Write 3:30 a.m. in 24-hour time. (a) 15:30 (b) 05:30 (c) 03:30
  12. 12.Write 8:00 p.m. in 24-hour time. (a) 08:00 (b) 22:00 (c) 20:00
  13. 13.A film is 3 hours 25 minutes long. How many minutes is that?
  14. 14.How many hours are there from 10:00 to 15:00?
  15. 15.What is 22:25 in 12-hour time? (a) 10:25 a.m. (b) 12:25 p.m. (c) 10:25 p.m.
  16. 16.Write 5:00 p.m. in 24-hour time. (a) 05:00 (b) 17:00 (c) 19:00
  17. 17.How many hours are there from 05:00 to 16:00?
  18. 18.What is 19:35 in 12-hour time? (a) 9:35 p.m. (b) 7:35 p.m. (c) 7:35 a.m.
  19. 19.How many hours are there from 09:00 to 20:00?
  20. 20.What is 17:25 in 12-hour time? (a) 7:25 p.m. (b) 5:25 a.m. (c) 5:25 p.m.
  21. 21.A train leaves at 15:40 and reaches at 17:40. How long is the journey (in minutes)?
  22. 22.What is 08:00 in 12-hour time? (a) 10:00 a.m. (b) 8:00 p.m. (c) 8:00 a.m.
  23. 23.Write 11:20 a.m. in 24-hour time. (a) 23:20 (b) 13:20 (c) 11:20
  24. 24.What is 04:05 in 12-hour time? (a) 6:05 a.m. (b) 4:05 a.m. (c) 4:05 p.m.
  25. 25.What is 23:35 in 12-hour time? (a) 11:35 p.m. (b) 1:35 p.m. (c) 11:35 a.m.
  26. 26.What is 04:55 in 12-hour time? (a) 6:55 a.m. (b) 4:55 a.m. (c) 4:55 p.m.
  27. 27.A train leaves at 10:10 and reaches at 10:40. How long is the journey (in minutes)?
  28. 28.Write 1:00 p.m. in 24-hour time. (a) 13:00 (b) 15:00 (c) 01:00
  29. 29.A train leaves at 09:45 and reaches at 10:40. How long is the journey (in minutes)?
  30. 30.Write 1:05 p.m. in 24-hour time. (a) 13:05 (b) 15:05 (c) 01:05
  31. 31.A train leaves at 19:25 and reaches at 21:25. How long is the journey (in minutes)?
  32. 32.What is 01:05 in 12-hour time? (a) 3:05 a.m. (b) 1:05 p.m. (c) 1:05 a.m.
  33. 33.How many hours are there from 10:00 to 13:00?
  34. 34.A train leaves at 06:40 and reaches at 08:45. How long is the journey (in minutes)?
  35. 35.A train leaves at 17:40 and reaches at 18:35. How long is the journey (in minutes)?
  36. 36.Write 2:30 p.m. in 24-hour time. (a) 02:30 (b) 14:30 (c) 16:30
  37. 37.Write 3:20 a.m. in 24-hour time. (a) 05:20 (b) 03:20 (c) 15:20
  38. 38.Write 10:50 a.m. in 24-hour time. (a) 12:50 (b) 10:50 (c) 22:50
  39. 39.A train leaves at 08:40 and reaches at 10:55. How long is the journey (in minutes)?
  40. 40.What is 21:15 in 12-hour time? (a) 11:15 p.m. (b) 9:15 p.m. (c) 9:15 a.m.

Answer key

  1. 170
  2. 19:35
  3. 190
  4. 105
  5. 260
  6. 10:10 a.m.
  7. 195
  8. 2:10 p.m.
  9. 9
  10. 04:35
  11. 03:30
  12. 20:00
  13. 205
  14. 5
  15. 10:25 p.m.
  16. 17:00
  17. 11
  18. 7:35 p.m.
  19. 11
  20. 5:25 p.m.
  21. 120
  22. 8:00 a.m.
  23. 11:20
  24. 4:05 a.m.
  25. 11:35 p.m.
  26. 4:55 a.m.
  27. 30
  28. 13:00
  29. 55
  30. 13:05
  31. 120
  32. 1:05 a.m.
  33. 3
  34. 125
  35. 55
  36. 14:30
  37. 03:20
  38. 10:50
  39. 135
  40. 9:15 p.m.

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