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Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 683 · 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.Write 11:35 p.m. in 24-hour time. (a) 11:35 (b) 01:35 (c) 23:35
  2. 2.A match starts at 18:10 and lasts 3 hours 35 minutes. At what time does it end? (a) 20:45 (b) 21:45 (c) 22:45
  3. 3.A match starts at 07:05 and lasts 3 hours 25 minutes. At what time does it end? (a) 11:30 (b) 09:30 (c) 10:30
  4. 4.A train leaves at 07:10 and reaches at 07:45. How long is the journey (in minutes)?
  5. 5.A match starts at 18:35 and lasts 2 hours 10 minutes. At what time does it end? (a) 19:45 (b) 20:45 (c) 21:45
  6. 6.How many hours are there from 07:00 to 10:00?
  7. 7.A train leaves at 07:00 and reaches at 07:50. How long is the journey (in minutes)?
  8. 8.A match starts at 11:15 and lasts 1 hour 10 minutes. At what time does it end? (a) 13:25 (b) 11:25 (c) 12:25
  9. 9.How many hours are there from 09:00 to 12:00?
  10. 10.A train leaves at 19:30 and reaches at 20:15. How long is the journey (in minutes)?
  11. 11.Write 5:05 a.m. in 24-hour time. (a) 07:05 (b) 17:05 (c) 05:05
  12. 12.A train leaves at 16:35 and reaches at 19:00. How long is the journey (in minutes)?
  13. 13.How many hours are there from 08:00 to 15:00?
  14. 14.How many hours are there from 10:00 to 13:00?
  15. 15.A train leaves at 08:45 and reaches at 11:15. How long is the journey (in minutes)?
  16. 16.A film is 1 hour 25 minutes long. How many minutes is that?
  17. 17.Write 2:10 a.m. in 24-hour time. (a) 14:10 (b) 04:10 (c) 02:10
  18. 18.A match starts at 09:20 and lasts 2 hours 40 minutes. At what time does it end? (a) 12:00 (b) 13:00 (c) 11:00
  19. 19.How many hours are there from 12:00 to 18:00?
  20. 20.What is 19:00 in 12-hour time? (a) 9:00 p.m. (b) 7:00 a.m. (c) 7:00 p.m.
  21. 21.A match starts at 08:45 and lasts 1 hour 45 minutes. At what time does it end? (a) 11:30 (b) 09:30 (c) 10:30
  22. 22.Write 1:40 a.m. in 24-hour time. (a) 13:40 (b) 01:40 (c) 03:40
  23. 23.A train leaves at 12:10 and reaches at 12:35. How long is the journey (in minutes)?
  24. 24.Write 5:20 a.m. in 24-hour time. (a) 07:20 (b) 05:20 (c) 17:20
  25. 25.A film is 4 hours 30 minutes long. How many minutes is that?
  26. 26.A match starts at 07:55 and lasts 1 hour 45 minutes. At what time does it end? (a) 08:40 (b) 10:40 (c) 09:40
  27. 27.A film is 1 hour 35 minutes long. How many minutes is that?
  28. 28.How many hours are there from 06:00 to 20:00?
  29. 29.Write 1:25 a.m. in 24-hour time. (a) 13:25 (b) 03:25 (c) 01:25
  30. 30.A match starts at 10:45 and lasts 2 hours 45 minutes. At what time does it end? (a) 12:30 (b) 14:30 (c) 13:30
  31. 31.A film is 2 hours 5 minutes long. How many minutes is that?
  32. 32.Write 9:10 a.m. in 24-hour time. (a) 21:10 (b) 11:10 (c) 09:10
  33. 33.A match starts at 07:40 and lasts 1 hour 25 minutes. At what time does it end? (a) 09:05 (b) 10:05 (c) 08:05
  34. 34.What is 22:50 in 12-hour time? (a) 10:50 p.m. (b) 10:50 a.m. (c) 12:50 p.m.
  35. 35.Write 3:40 p.m. in 24-hour time. (a) 17:40 (b) 15:40 (c) 03:40
  36. 36.A film is 2 hours 10 minutes long. How many minutes is that?
  37. 37.What is 17:45 in 12-hour time? (a) 5:45 a.m. (b) 5:45 p.m. (c) 7:45 p.m.
  38. 38.Write 7:55 a.m. in 24-hour time. (a) 19:55 (b) 07:55 (c) 09:55
  39. 39.Write 2:20 a.m. in 24-hour time. (a) 14:20 (b) 04:20 (c) 02:20
  40. 40.What is 20:20 in 12-hour time? (a) 10:20 p.m. (b) 8:20 p.m. (c) 8:20 a.m.

Answer key

  1. 23:35
  2. 21:45
  3. 10:30
  4. 35
  5. 20:45
  6. 3
  7. 50
  8. 12:25
  9. 3
  10. 45
  11. 05:05
  12. 145
  13. 7
  14. 3
  15. 150
  16. 85
  17. 02:10
  18. 12:00
  19. 6
  20. 7:00 p.m.
  21. 10:30
  22. 01:40
  23. 25
  24. 05:20
  25. 270
  26. 09:40
  27. 95
  28. 14
  29. 01:25
  30. 13:30
  31. 125
  32. 09:10
  33. 09:05
  34. 10:50 p.m.
  35. 15:40
  36. 130
  37. 5:45 p.m.
  38. 07:55
  39. 02:20
  40. 8:20 p.m.

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