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Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 299 · 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 08:00 and lasts 4 hours 10 minutes. At what time does it end? (a) 12:10 (b) 13:10 (c) 11:10
  2. 2.What is 20:50 in 12-hour time? (a) 10:50 p.m. (b) 8:50 p.m. (c) 8:50 a.m.
  3. 3.A train leaves at 14:15 and reaches at 14:40. How long is the journey (in minutes)?
  4. 4.A match starts at 12:15 and lasts 4 hours 5 minutes. At what time does it end? (a) 16:20 (b) 15:20 (c) 17:20
  5. 5.Write 1:00 a.m. in 24-hour time. (a) 01:00 (b) 13:00 (c) 03:00
  6. 6.A film is 4 hours 30 minutes long. How many minutes is that?
  7. 7.Write 9:50 a.m. in 24-hour time. (a) 11:50 (b) 09:50 (c) 21:50
  8. 8.How many hours are there from 10:00 to 14:00?
  9. 9.A train leaves at 16:50 and reaches at 18:00. How long is the journey (in minutes)?
  10. 10.A train leaves at 08:20 and reaches at 09:20. How long is the journey (in minutes)?
  11. 11.A train leaves at 11:45 and reaches at 15:05. How long is the journey (in minutes)?
  12. 12.How many hours are there from 05:00 to 21:00?
  13. 13.How many hours are there from 06:00 to 08:00?
  14. 14.A train leaves at 18:10 and reaches at 20:45. How long is the journey (in minutes)?
  15. 15.A match starts at 12:10 and lasts 1 hour. At what time does it end? (a) 12:10 (b) 14:10 (c) 13:10
  16. 16.A match starts at 10:30 and lasts 3 hours 45 minutes. At what time does it end? (a) 15:15 (b) 13:15 (c) 14:15
  17. 17.What is 14:05 in 12-hour time? (a) 2:05 a.m. (b) 2:05 p.m. (c) 4:05 p.m.
  18. 18.Write 10:20 p.m. in 24-hour time. (a) 00:20 (b) 22:20 (c) 10:20
  19. 19.What is 17:05 in 12-hour time? (a) 7:05 p.m. (b) 5:05 a.m. (c) 5:05 p.m.
  20. 20.A train leaves at 18:15 and reaches at 18:50. How long is the journey (in minutes)?
  21. 21.What is 03:15 in 12-hour time? (a) 3:15 p.m. (b) 3:15 a.m. (c) 5:15 a.m.
  22. 22.Write 5:10 a.m. in 24-hour time. (a) 17:10 (b) 07:10 (c) 05:10
  23. 23.A train leaves at 12:40 and reaches at 14:35. How long is the journey (in minutes)?
  24. 24.A train leaves at 12:40 and reaches at 13:35. How long is the journey (in minutes)?
  25. 25.A film is 4 hours 40 minutes long. How many minutes is that?
  26. 26.A match starts at 17:20 and lasts 1 hour 25 minutes. At what time does it end? (a) 17:45 (b) 19:45 (c) 18:45
  27. 27.A train leaves at 12:35 and reaches at 14:30. How long is the journey (in minutes)?
  28. 28.A train leaves at 09:00 and reaches at 09:40. How long is the journey (in minutes)?
  29. 29.Write 11:15 a.m. in 24-hour time. (a) 13:15 (b) 23:15 (c) 11:15
  30. 30.A train leaves at 09:35 and reaches at 11:05. How long is the journey (in minutes)?
  31. 31.What is 10:00 in 12-hour time? (a) 10:00 p.m. (b) 10:00 a.m. (c) 12:00 a.m.
  32. 32.Write 4:05 a.m. in 24-hour time. (a) 16:05 (b) 06:05 (c) 04:05
  33. 33.How many hours are there from 10:00 to 22:00?
  34. 34.Write 5:50 p.m. in 24-hour time. (a) 17:50 (b) 19:50 (c) 05:50
  35. 35.A match starts at 06:20 and lasts 3 hours 15 minutes. At what time does it end? (a) 08:35 (b) 09:35 (c) 10:35
  36. 36.Write 10:35 a.m. in 24-hour time. (a) 22:35 (b) 12:35 (c) 10:35
  37. 37.How many hours are there from 08:00 to 20:00?
  38. 38.Write 5:30 a.m. in 24-hour time. (a) 05:30 (b) 07:30 (c) 17:30
  39. 39.A match starts at 09:50 and lasts 1 hour 25 minutes. At what time does it end? (a) 10:15 (b) 11:15 (c) 12:15
  40. 40.A train leaves at 09:25 and reaches at 10:50. How long is the journey (in minutes)?

Answer key

  1. 12:10
  2. 8:50 p.m.
  3. 25
  4. 16:20
  5. 01:00
  6. 270
  7. 09:50
  8. 4
  9. 70
  10. 60
  11. 200
  12. 16
  13. 2
  14. 155
  15. 13:10
  16. 14:15
  17. 2:05 p.m.
  18. 22:20
  19. 5:05 p.m.
  20. 35
  21. 3:15 a.m.
  22. 05:10
  23. 115
  24. 55
  25. 280
  26. 18:45
  27. 115
  28. 40
  29. 11:15
  30. 90
  31. 10:00 a.m.
  32. 04:05
  33. 12
  34. 17:50
  35. 09:35
  36. 10:35
  37. 12
  38. 05:30
  39. 11:15
  40. 85

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