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Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 432 · 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 match starts at 10:05 and lasts 1 hour 5 minutes. At what time does it end? (a) 11:10 (b) 10:10 (c) 12:10
  2. 2.A film is 3 hours 50 minutes long. How many minutes is that?
  3. 3.Write 11:30 p.m. in 24-hour time. (a) 11:30 (b) 23:30 (c) 01:30
  4. 4.How many hours are there from 09:00 to 15:00?
  5. 5.A film is 4 hours 20 minutes long. How many minutes is that?
  6. 6.A train leaves at 16:00 and reaches at 17:10. How long is the journey (in minutes)?
  7. 7.What is 06:35 in 12-hour time? (a) 6:35 p.m. (b) 8:35 a.m. (c) 6:35 a.m.
  8. 8.Write 1:00 a.m. in 24-hour time. (a) 03:00 (b) 01:00 (c) 13:00
  9. 9.A film is 2 hours 45 minutes long. How many minutes is that?
  10. 10.Write 7:20 a.m. in 24-hour time. (a) 19:20 (b) 09:20 (c) 07:20
  11. 11.A film is 1 hour 10 minutes long. How many minutes is that?
  12. 12.How many hours are there from 11:00 to 17:00?
  13. 13.What is 21:20 in 12-hour time? (a) 11:20 p.m. (b) 9:20 a.m. (c) 9:20 p.m.
  14. 14.How many hours are there from 11:00 to 19:00?
  15. 15.Write 9:05 p.m. in 24-hour time. (a) 09:05 (b) 23:05 (c) 21:05
  16. 16.A film is 4 hours 5 minutes long. How many minutes is that?
  17. 17.What is 18:05 in 12-hour time? (a) 6:05 a.m. (b) 8:05 p.m. (c) 6:05 p.m.
  18. 18.A film is 3 hours 5 minutes long. How many minutes is that?
  19. 19.How many hours are there from 06:00 to 20:00?
  20. 20.A train leaves at 09:50 and reaches at 10:25. How long is the journey (in minutes)?
  21. 21.How many hours are there from 06:00 to 19:00?
  22. 22.Write 8:50 p.m. in 24-hour time. (a) 08:50 (b) 22:50 (c) 20:50
  23. 23.How many hours are there from 12:00 to 23:00?
  24. 24.A film is 3 hours 30 minutes long. How many minutes is that?
  25. 25.What is 17:30 in 12-hour time? (a) 7:30 p.m. (b) 5:30 a.m. (c) 5:30 p.m.
  26. 26.A match starts at 07:25 and lasts 1 hour 25 minutes. At what time does it end? (a) 07:50 (b) 09:50 (c) 08:50
  27. 27.What is 18:55 in 12-hour time? (a) 8:55 p.m. (b) 6:55 a.m. (c) 6:55 p.m.
  28. 28.A train leaves at 14:15 and reaches at 15:00. How long is the journey (in minutes)?
  29. 29.What is 04:15 in 12-hour time? (a) 6:15 a.m. (b) 4:15 a.m. (c) 4:15 p.m.
  30. 30.Write 5:10 a.m. in 24-hour time. (a) 07:10 (b) 17:10 (c) 05:10
  31. 31.What is 03:35 in 12-hour time? (a) 5:35 a.m. (b) 3:35 p.m. (c) 3:35 a.m.
  32. 32.A train leaves at 09:40 and reaches at 12:35. How long is the journey (in minutes)?
  33. 33.What is 14:15 in 12-hour time? (a) 2:15 a.m. (b) 2:15 p.m. (c) 4:15 p.m.
  34. 34.How many hours are there from 05:00 to 09:00?
  35. 35.Write 4:10 a.m. in 24-hour time. (a) 06:10 (b) 04:10 (c) 16:10
  36. 36.How many hours are there from 08:00 to 12:00?
  37. 37.A match starts at 11:45 and lasts 2 hours 50 minutes. At what time does it end? (a) 15:35 (b) 13:35 (c) 14:35
  38. 38.A match starts at 12:00 and lasts 3 hours 5 minutes. At what time does it end? (a) 16:05 (b) 15:05 (c) 14:05
  39. 39.What is 06:15 in 12-hour time? (a) 6:15 a.m. (b) 8:15 a.m. (c) 6:15 p.m.
  40. 40.A train leaves at 10:45 and reaches at 11:45. How long is the journey (in minutes)?

Answer key

  1. 11:10
  2. 230
  3. 23:30
  4. 6
  5. 260
  6. 70
  7. 6:35 a.m.
  8. 01:00
  9. 165
  10. 07:20
  11. 70
  12. 6
  13. 9:20 p.m.
  14. 8
  15. 21:05
  16. 245
  17. 6:05 p.m.
  18. 185
  19. 14
  20. 35
  21. 13
  22. 20:50
  23. 11
  24. 210
  25. 5:30 p.m.
  26. 08:50
  27. 6:55 p.m.
  28. 45
  29. 4:15 a.m.
  30. 05:10
  31. 3:35 a.m.
  32. 175
  33. 2:15 p.m.
  34. 4
  35. 04:10
  36. 4
  37. 14:35
  38. 15:05
  39. 6:15 a.m.
  40. 60

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