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Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 555 · 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 13:30 in 12-hour time? (a) 3:30 p.m. (b) 1:30 p.m. (c) 1:30 a.m.
  2. 2.What is 18:05 in 12-hour time? (a) 6:05 p.m. (b) 8:05 p.m. (c) 6:05 a.m.
  3. 3.A match starts at 10:10 and lasts 1 hour 35 minutes. At what time does it end? (a) 11:45 (b) 10:45 (c) 12:45
  4. 4.How many hours are there from 07:00 to 09:00?
  5. 5.Write 4:10 p.m. in 24-hour time. (a) 04:10 (b) 16:10 (c) 18:10
  6. 6.A match starts at 13:55 and lasts 3 hours 20 minutes. At what time does it end? (a) 17:15 (b) 16:15 (c) 18:15
  7. 7.Write 3:20 p.m. in 24-hour time. (a) 15:20 (b) 03:20 (c) 17:20
  8. 8.What is 18:45 in 12-hour time? (a) 6:45 p.m. (b) 8:45 p.m. (c) 6:45 a.m.
  9. 9.A train leaves at 10:45 and reaches at 13:25. How long is the journey (in minutes)?
  10. 10.A film is 4 hours 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 match starts at 07:20 and lasts 4 hours 25 minutes. At what time does it end? (a) 12:45 (b) 11:45 (c) 10:45
  13. 13.Write 5:45 p.m. in 24-hour time. (a) 17:45 (b) 19:45 (c) 05:45
  14. 14.A film is 4 hours 20 minutes long. How many minutes is that?
  15. 15.What is 07:05 in 12-hour time? (a) 9:05 a.m. (b) 7:05 a.m. (c) 7:05 p.m.
  16. 16.How many hours are there from 08:00 to 10:00?
  17. 17.A train leaves at 19:35 and reaches at 20:15. How long is the journey (in minutes)?
  18. 18.A match starts at 09:45 and lasts 3 hours 25 minutes. At what time does it end? (a) 13:10 (b) 14:10 (c) 12:10
  19. 19.What is 17:20 in 12-hour time? (a) 5:20 a.m. (b) 7:20 p.m. (c) 5:20 p.m.
  20. 20.What is 14:15 in 12-hour time? (a) 2:15 a.m. (b) 2:15 p.m. (c) 4:15 p.m.
  21. 21.A match starts at 12:25 and lasts 2 hours 35 minutes. At what time does it end? (a) 14:00 (b) 15:00 (c) 16:00
  22. 22.Write 7:20 a.m. in 24-hour time. (a) 09:20 (b) 07:20 (c) 19:20
  23. 23.How many hours are there from 07:00 to 17:00?
  24. 24.A train leaves at 19:25 and reaches at 21:50. How long is the journey (in minutes)?
  25. 25.A match starts at 08:45 and lasts 2 hours 40 minutes. At what time does it end? (a) 10:25 (b) 11:25 (c) 12:25
  26. 26.Write 1:05 p.m. in 24-hour time. (a) 13:05 (b) 15:05 (c) 01:05
  27. 27.Write 4:55 p.m. in 24-hour time. (a) 16:55 (b) 04:55 (c) 18:55
  28. 28.Write 7:45 p.m. in 24-hour time. (a) 19:45 (b) 07:45 (c) 21:45
  29. 29.A train leaves at 12:00 and reaches at 13:35. How long is the journey (in minutes)?
  30. 30.How many hours are there from 06:00 to 14:00?
  31. 31.A match starts at 07:25 and lasts 4 hours 20 minutes. At what time does it end? (a) 10:45 (b) 12:45 (c) 11:45
  32. 32.How many hours are there from 06:00 to 18:00?
  33. 33.A match starts at 10:00 and lasts 1 hour 55 minutes. At what time does it end? (a) 10:55 (b) 11:55 (c) 12:55
  34. 34.Write 5:20 p.m. in 24-hour time. (a) 05:20 (b) 19:20 (c) 17:20
  35. 35.Write 9:15 p.m. in 24-hour time. (a) 09:15 (b) 23:15 (c) 21:15
  36. 36.Write 1:40 p.m. in 24-hour time. (a) 15:40 (b) 01:40 (c) 13:40
  37. 37.How many hours are there from 11:00 to 20:00?
  38. 38.A match starts at 08:40 and lasts 1 hour 50 minutes. At what time does it end? (a) 11:30 (b) 10:30 (c) 09:30
  39. 39.How many hours are there from 07:00 to 10:00?
  40. 40.A film is 1 hour 55 minutes long. How many minutes is that?

Answer key

  1. 1:30 p.m.
  2. 6:05 p.m.
  3. 11:45
  4. 2
  5. 16:10
  6. 17:15
  7. 15:20
  8. 6:45 p.m.
  9. 160
  10. 285
  11. 205
  12. 11:45
  13. 17:45
  14. 260
  15. 7:05 a.m.
  16. 2
  17. 40
  18. 13:10
  19. 5:20 p.m.
  20. 2:15 p.m.
  21. 15:00
  22. 07:20
  23. 10
  24. 145
  25. 11:25
  26. 13:05
  27. 16:55
  28. 19:45
  29. 95
  30. 8
  31. 11:45
  32. 12
  33. 11:55
  34. 17:20
  35. 21:15
  36. 13:40
  37. 9
  38. 10:30
  39. 3
  40. 115

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