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Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 729 · 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.What is 16:55 in 12-hour time? (a) 4:55 a.m. (b) 6:55 p.m. (c) 4:55 p.m.
  2. 2.What is 03:40 in 12-hour time? (a) 5:40 a.m. (b) 3:40 a.m. (c) 3:40 p.m.
  3. 3.How many hours are there from 11:00 to 19:00?
  4. 4.A match starts at 09:55 and lasts 3 hours 10 minutes. At what time does it end? (a) 14:05 (b) 12:05 (c) 13:05
  5. 5.Write 6:00 a.m. in 24-hour time. (a) 08:00 (b) 06:00 (c) 18:00
  6. 6.A train leaves at 15:25 and reaches at 18:00. How long is the journey (in minutes)?
  7. 7.How many hours are there from 12:00 to 17:00?
  8. 8.What is 22:30 in 12-hour time? (a) 10:30 a.m. (b) 12:30 p.m. (c) 10:30 p.m.
  9. 9.A film is 4 hours 20 minutes long. How many minutes is that?
  10. 10.What is 03:45 in 12-hour time? (a) 5:45 a.m. (b) 3:45 a.m. (c) 3:45 p.m.
  11. 11.A film is 4 hours 35 minutes long. How many minutes is that?
  12. 12.Write 2:00 p.m. in 24-hour time. (a) 02:00 (b) 16:00 (c) 14:00
  13. 13.A match starts at 18:25 and lasts 2 hours 45 minutes. At what time does it end? (a) 21:10 (b) 20:10 (c) 22:10
  14. 14.What is 23:45 in 12-hour time? (a) 11:45 p.m. (b) 1:45 p.m. (c) 11:45 a.m.
  15. 15.Write 6:30 p.m. in 24-hour time. (a) 06:30 (b) 20:30 (c) 18:30
  16. 16.How many hours are there from 06:00 to 08:00?
  17. 17.What is 02:55 in 12-hour time? (a) 2:55 a.m. (b) 4:55 a.m. (c) 2:55 p.m.
  18. 18.How many hours are there from 06:00 to 21:00?
  19. 19.A match starts at 07:50 and lasts 3 hours 35 minutes. At what time does it end? (a) 11:25 (b) 12:25 (c) 10:25
  20. 20.How many hours are there from 09:00 to 11:00?
  21. 21.What is 06:20 in 12-hour time? (a) 6:20 p.m. (b) 8:20 a.m. (c) 6:20 a.m.
  22. 22.A train leaves at 06:20 and reaches at 09:40. How long is the journey (in minutes)?
  23. 23.What is 09:35 in 12-hour time? (a) 11:35 a.m. (b) 9:35 a.m. (c) 9:35 p.m.
  24. 24.Write 4:10 p.m. in 24-hour time. (a) 04:10 (b) 16:10 (c) 18:10
  25. 25.How many hours are there from 12:00 to 23:00?
  26. 26.How many hours are there from 10:00 to 20:00?
  27. 27.Write 9:20 a.m. in 24-hour time. (a) 11:20 (b) 21:20 (c) 09:20
  28. 28.Write 11:35 a.m. in 24-hour time. (a) 13:35 (b) 11:35 (c) 23:35
  29. 29.A match starts at 07:00 and lasts 4 hours 20 minutes. At what time does it end? (a) 12:20 (b) 10:20 (c) 11:20
  30. 30.A train leaves at 07:30 and reaches at 09:30. How long is the journey (in minutes)?
  31. 31.What is 10:55 in 12-hour time? (a) 10:55 p.m. (b) 12:55 a.m. (c) 10:55 a.m.
  32. 32.Write 8:35 a.m. in 24-hour time. (a) 20:35 (b) 08:35 (c) 10:35
  33. 33.A match starts at 17:00 and lasts 1 hour 45 minutes. At what time does it end? (a) 18:45 (b) 19:45 (c) 17:45
  34. 34.A train leaves at 10:50 and reaches at 12:50. How long is the journey (in minutes)?
  35. 35.Write 6:20 a.m. in 24-hour time. (a) 08:20 (b) 06:20 (c) 18:20
  36. 36.A train leaves at 13:30 and reaches at 15:45. How long is the journey (in minutes)?
  37. 37.A match starts at 15:50 and lasts 1 hour 25 minutes. At what time does it end? (a) 17:15 (b) 18:15 (c) 16:15
  38. 38.How many hours are there from 08:00 to 12:00?
  39. 39.A train leaves at 15:35 and reaches at 18:35. How long is the journey (in minutes)?
  40. 40.What is 19:55 in 12-hour time? (a) 9:55 p.m. (b) 7:55 a.m. (c) 7:55 p.m.

Answer key

  1. 4:55 p.m.
  2. 3:40 a.m.
  3. 8
  4. 13:05
  5. 06:00
  6. 155
  7. 5
  8. 10:30 p.m.
  9. 260
  10. 3:45 a.m.
  11. 275
  12. 14:00
  13. 21:10
  14. 11:45 p.m.
  15. 18:30
  16. 2
  17. 2:55 a.m.
  18. 15
  19. 11:25
  20. 2
  21. 6:20 a.m.
  22. 200
  23. 9:35 a.m.
  24. 16:10
  25. 11
  26. 10
  27. 09:20
  28. 11:35
  29. 11:20
  30. 120
  31. 10:55 a.m.
  32. 08:35
  33. 18:45
  34. 120
  35. 06:20
  36. 135
  37. 17:15
  38. 4
  39. 180
  40. 7:55 p.m.

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