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Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 986 · 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 22:00 in 12-hour time? (a) 10:00 a.m. (b) 10:00 p.m. (c) 12:00 p.m.
  2. 2.Write 3:40 a.m. in 24-hour time. (a) 05:40 (b) 03:40 (c) 15:40
  3. 3.How many hours are there from 08:00 to 18:00?
  4. 4.How many hours are there from 09:00 to 15:00?
  5. 5.A match starts at 08:05 and lasts 4 hours 10 minutes. At what time does it end? (a) 12:15 (b) 13:15 (c) 11:15
  6. 6.How many hours are there from 10:00 to 15:00?
  7. 7.A match starts at 15:55 and lasts 2 hours 15 minutes. At what time does it end? (a) 17:10 (b) 19:10 (c) 18:10
  8. 8.How many hours are there from 09:00 to 17:00?
  9. 9.Write 7:55 a.m. in 24-hour time. (a) 07:55 (b) 19:55 (c) 09:55
  10. 10.Write 4:00 a.m. in 24-hour time. (a) 06:00 (b) 04:00 (c) 16:00
  11. 11.What is 17:05 in 12-hour time? (a) 5:05 a.m. (b) 7:05 p.m. (c) 5:05 p.m.
  12. 12.What is 05:30 in 12-hour time? (a) 5:30 a.m. (b) 5:30 p.m. (c) 7:30 a.m.
  13. 13.What is 22:35 in 12-hour time? (a) 10:35 a.m. (b) 12:35 p.m. (c) 10:35 p.m.
  14. 14.A train leaves at 16:35 and reaches at 17:00. How long is the journey (in minutes)?
  15. 15.What is 03:55 in 12-hour time? (a) 3:55 a.m. (b) 3:55 p.m. (c) 5:55 a.m.
  16. 16.Write 1:40 a.m. in 24-hour time. (a) 03:40 (b) 01:40 (c) 13:40
  17. 17.What is 09:15 in 12-hour time? (a) 11:15 a.m. (b) 9:15 p.m. (c) 9:15 a.m.
  18. 18.A film is 3 hours 55 minutes long. How many minutes is that?
  19. 19.A film is 1 hour 35 minutes long. How many minutes is that?
  20. 20.A film is 3 hours 15 minutes long. How many minutes is that?
  21. 21.A match starts at 15:50 and lasts 1 hour 50 minutes. At what time does it end? (a) 18:40 (b) 17:40 (c) 16:40
  22. 22.How many hours are there from 07:00 to 16:00?
  23. 23.Write 9:10 p.m. in 24-hour time. (a) 09:10 (b) 23:10 (c) 21:10
  24. 24.A train leaves at 15:25 and reaches at 16:40. How long is the journey (in minutes)?
  25. 25.A match starts at 07:15 and lasts 2 hours 40 minutes. At what time does it end? (a) 08:55 (b) 10:55 (c) 09:55
  26. 26.How many hours are there from 09:00 to 19:00?
  27. 27.How many hours are there from 10:00 to 20:00?
  28. 28.A film is 4 hours 40 minutes long. How many minutes is that?
  29. 29.A train leaves at 13:10 and reaches at 16:05. How long is the journey (in minutes)?
  30. 30.A match starts at 14:40 and lasts 3 hours. At what time does it end? (a) 16:40 (b) 18:40 (c) 17:40
  31. 31.How many hours are there from 06:00 to 11:00?
  32. 32.A train leaves at 10:55 and reaches at 11:25. How long is the journey (in minutes)?
  33. 33.Write 9:40 a.m. in 24-hour time. (a) 11:40 (b) 21:40 (c) 09:40
  34. 34.Write 5:25 p.m. in 24-hour time. (a) 17:25 (b) 19:25 (c) 05:25
  35. 35.A train leaves at 09:05 and reaches at 10:15. How long is the journey (in minutes)?
  36. 36.A film is 2 hours 25 minutes long. How many minutes is that?
  37. 37.Write 9:55 a.m. in 24-hour time. (a) 21:55 (b) 11:55 (c) 09:55
  38. 38.A match starts at 12:45 and lasts 3 hours 10 minutes. At what time does it end? (a) 14:55 (b) 15:55 (c) 16:55
  39. 39.Write 2:20 p.m. in 24-hour time. (a) 02:20 (b) 16:20 (c) 14:20
  40. 40.A film is 4 hours 30 minutes long. How many minutes is that?

Answer key

  1. 10:00 p.m.
  2. 03:40
  3. 10
  4. 6
  5. 12:15
  6. 5
  7. 18:10
  8. 8
  9. 07:55
  10. 04:00
  11. 5:05 p.m.
  12. 5:30 a.m.
  13. 10:35 p.m.
  14. 25
  15. 3:55 a.m.
  16. 01:40
  17. 9:15 a.m.
  18. 235
  19. 95
  20. 195
  21. 17:40
  22. 9
  23. 21:10
  24. 75
  25. 09:55
  26. 10
  27. 10
  28. 280
  29. 175
  30. 17:40
  31. 5
  32. 30
  33. 09:40
  34. 17:25
  35. 70
  36. 145
  37. 09:55
  38. 15:55
  39. 14:20
  40. 270

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