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Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 777 · 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 train leaves at 18:55 and reaches at 19:25. How long is the journey (in minutes)?
  2. 2.A match starts at 17:50 and lasts 3 hours 15 minutes. At what time does it end? (a) 22:05 (b) 20:05 (c) 21:05
  3. 3.Write 11:45 a.m. in 24-hour time. (a) 23:45 (b) 13:45 (c) 11:45
  4. 4.A match starts at 14:00 and lasts 3 hours 45 minutes. At what time does it end? (a) 18:45 (b) 16:45 (c) 17:45
  5. 5.A train leaves at 12:55 and reaches at 14:35. How long is the journey (in minutes)?
  6. 6.A match starts at 11:30 and lasts 2 hours 35 minutes. At what time does it end? (a) 15:05 (b) 13:05 (c) 14:05
  7. 7.Write 1:25 a.m. in 24-hour time. (a) 13:25 (b) 01:25 (c) 03:25
  8. 8.A film is 2 hours 35 minutes long. How many minutes is that?
  9. 9.How many hours are there from 05:00 to 21:00?
  10. 10.A film is 3 hours 15 minutes long. How many minutes is that?
  11. 11.How many hours are there from 07:00 to 16:00?
  12. 12.How many hours are there from 07:00 to 14:00?
  13. 13.A train leaves at 16:50 and reaches at 19:25. How long is the journey (in minutes)?
  14. 14.What is 06:00 in 12-hour time? (a) 6:00 p.m. (b) 6:00 a.m. (c) 8:00 a.m.
  15. 15.A match starts at 13:25 and lasts 4 hours 5 minutes. At what time does it end? (a) 18:30 (b) 16:30 (c) 17:30
  16. 16.A match starts at 07:10 and lasts 3 hours 5 minutes. At what time does it end? (a) 09:15 (b) 10:15 (c) 11:15
  17. 17.A film is 2 hours 40 minutes long. How many minutes is that?
  18. 18.What is 06:10 in 12-hour time? (a) 6:10 a.m. (b) 6:10 p.m. (c) 8:10 a.m.
  19. 19.Write 4:25 p.m. in 24-hour time. (a) 16:25 (b) 04:25 (c) 18:25
  20. 20.A match starts at 06:10 and lasts 1 hour 30 minutes. At what time does it end? (a) 08:40 (b) 06:40 (c) 07:40
  21. 21.How many hours are there from 11:00 to 16:00?
  22. 22.What is 16:05 in 12-hour time? (a) 4:05 a.m. (b) 6:05 p.m. (c) 4:05 p.m.
  23. 23.A train leaves at 10:00 and reaches at 11:35. How long is the journey (in minutes)?
  24. 24.A match starts at 18:05 and lasts 2 hours 30 minutes. At what time does it end? (a) 19:35 (b) 21:35 (c) 20:35
  25. 25.A train leaves at 15:20 and reaches at 17:00. How long is the journey (in minutes)?
  26. 26.Write 10:40 a.m. in 24-hour time. (a) 22:40 (b) 10:40 (c) 12:40
  27. 27.Write 10:30 p.m. in 24-hour time. (a) 10:30 (b) 00:30 (c) 22:30
  28. 28.What is 01:20 in 12-hour time? (a) 1:20 p.m. (b) 3:20 a.m. (c) 1:20 a.m.
  29. 29.How many hours are there from 09:00 to 22:00?
  30. 30.How many hours are there from 05:00 to 14:00?
  31. 31.A match starts at 07:00 and lasts 2 hours 20 minutes. At what time does it end? (a) 10:20 (b) 08:20 (c) 09:20
  32. 32.What is 18:05 in 12-hour time? (a) 6:05 a.m. (b) 8:05 p.m. (c) 6:05 p.m.
  33. 33.A match starts at 16:25 and lasts 2 hours 5 minutes. At what time does it end? (a) 18:30 (b) 17:30 (c) 19:30
  34. 34.Write 8:55 a.m. in 24-hour time. (a) 08:55 (b) 10:55 (c) 20:55
  35. 35.What is 14:10 in 12-hour time? (a) 2:10 a.m. (b) 2:10 p.m. (c) 4:10 p.m.
  36. 36.A match starts at 07:10 and lasts 1 hour 40 minutes. At what time does it end? (a) 07:50 (b) 08:50 (c) 09:50
  37. 37.A train leaves at 10:55 and reaches at 13:40. How long is the journey (in minutes)?
  38. 38.How many hours are there from 11:00 to 17:00?
  39. 39.Write 8:40 a.m. in 24-hour time. (a) 08:40 (b) 20:40 (c) 10:40
  40. 40.Write 5:05 p.m. in 24-hour time. (a) 05:05 (b) 19:05 (c) 17:05

Answer key

  1. 30
  2. 21:05
  3. 11:45
  4. 17:45
  5. 100
  6. 14:05
  7. 01:25
  8. 155
  9. 16
  10. 195
  11. 9
  12. 7
  13. 155
  14. 6:00 a.m.
  15. 17:30
  16. 10:15
  17. 160
  18. 6:10 a.m.
  19. 16:25
  20. 07:40
  21. 5
  22. 4:05 p.m.
  23. 95
  24. 20:35
  25. 100
  26. 10:40
  27. 22:30
  28. 1:20 a.m.
  29. 13
  30. 9
  31. 09:20
  32. 6:05 p.m.
  33. 18:30
  34. 08:55
  35. 2:10 p.m.
  36. 08:50
  37. 165
  38. 6
  39. 08:40
  40. 17:05

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