← The 24-hour clock and time taken lesson New set →

Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 178 · 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 22:15 in 12-hour time? (a) 10:15 a.m. (b) 12:15 p.m. (c) 10:15 p.m.
  2. 2.A match starts at 16:45 and lasts 3 hours 5 minutes. At what time does it end? (a) 20:50 (b) 19:50 (c) 18:50
  3. 3.A train leaves at 06:25 and reaches at 09:10. How long is the journey (in minutes)?
  4. 4.Write 11:50 a.m. in 24-hour time. (a) 11:50 (b) 13:50 (c) 23:50
  5. 5.A film is 1 hour 5 minutes long. How many minutes is that?
  6. 6.A film is 4 hours 55 minutes long. How many minutes is that?
  7. 7.A film is 1 hour 15 minutes long. How many minutes is that?
  8. 8.A film is 2 hours 50 minutes long. How many minutes is that?
  9. 9.A film is 4 hours 15 minutes long. How many minutes is that?
  10. 10.A film is 4 hours 35 minutes long. How many minutes is that?
  11. 11.What is 03:05 in 12-hour time? (a) 3:05 p.m. (b) 5:05 a.m. (c) 3:05 a.m.
  12. 12.A match starts at 14:00 and lasts 1 hour 10 minutes. At what time does it end? (a) 15:10 (b) 14:10 (c) 16:10
  13. 13.Write 4:35 a.m. in 24-hour time. (a) 04:35 (b) 06:35 (c) 16:35
  14. 14.A train leaves at 10:15 and reaches at 11:20. How long is the journey (in minutes)?
  15. 15.Write 1:15 p.m. in 24-hour time. (a) 01:15 (b) 13:15 (c) 15:15
  16. 16.Write 2:50 p.m. in 24-hour time. (a) 02:50 (b) 14:50 (c) 16:50
  17. 17.A train leaves at 17:55 and reaches at 19:35. How long is the journey (in minutes)?
  18. 18.What is 02:15 in 12-hour time? (a) 2:15 a.m. (b) 4:15 a.m. (c) 2:15 p.m.
  19. 19.What is 01:25 in 12-hour time? (a) 1:25 a.m. (b) 3:25 a.m. (c) 1:25 p.m.
  20. 20.What is 03:50 in 12-hour time? (a) 3:50 p.m. (b) 3:50 a.m. (c) 5:50 a.m.
  21. 21.A train leaves at 09:45 and reaches at 12:00. How long is the journey (in minutes)?
  22. 22.A train leaves at 19:10 and reaches at 21:15. How long is the journey (in minutes)?
  23. 23.What is 23:35 in 12-hour time? (a) 11:35 a.m. (b) 11:35 p.m. (c) 1:35 p.m.
  24. 24.What is 02:05 in 12-hour time? (a) 4:05 a.m. (b) 2:05 p.m. (c) 2:05 a.m.
  25. 25.How many hours are there from 07:00 to 22:00?
  26. 26.How many hours are there from 06:00 to 15:00?
  27. 27.Write 5:15 a.m. in 24-hour time. (a) 07:15 (b) 17:15 (c) 05:15
  28. 28.A train leaves at 18:30 and reaches at 19:10. How long is the journey (in minutes)?
  29. 29.How many hours are there from 09:00 to 13:00?
  30. 30.Write 9:00 a.m. in 24-hour time. (a) 21:00 (b) 11:00 (c) 09:00
  31. 31.What is 07:50 in 12-hour time? (a) 9:50 a.m. (b) 7:50 a.m. (c) 7:50 p.m.
  32. 32.Write 2:40 a.m. in 24-hour time. (a) 14:40 (b) 04:40 (c) 02:40
  33. 33.How many hours are there from 11:00 to 13:00?
  34. 34.A film is 1 hour 20 minutes long. How many minutes is that?
  35. 35.A film is 2 hours 45 minutes long. How many minutes is that?
  36. 36.What is 01:15 in 12-hour time? (a) 3:15 a.m. (b) 1:15 a.m. (c) 1:15 p.m.
  37. 37.Write 1:50 p.m. in 24-hour time. (a) 13:50 (b) 15:50 (c) 01:50
  38. 38.What is 11:40 in 12-hour time? (a) 11:40 p.m. (b) 1:40 a.m. (c) 11:40 a.m.
  39. 39.How many hours are there from 05:00 to 17:00?
  40. 40.What is 14:05 in 12-hour time? (a) 2:05 p.m. (b) 2:05 a.m. (c) 4:05 p.m.

Answer key

  1. 10:15 p.m.
  2. 19:50
  3. 165
  4. 11:50
  5. 65
  6. 295
  7. 75
  8. 170
  9. 255
  10. 275
  11. 3:05 a.m.
  12. 15:10
  13. 04:35
  14. 65
  15. 13:15
  16. 14:50
  17. 100
  18. 2:15 a.m.
  19. 1:25 a.m.
  20. 3:50 a.m.
  21. 135
  22. 125
  23. 11:35 p.m.
  24. 2:05 a.m.
  25. 15
  26. 9
  27. 05:15
  28. 40
  29. 4
  30. 09:00
  31. 7:50 a.m.
  32. 02:40
  33. 2
  34. 80
  35. 165
  36. 1:15 a.m.
  37. 13:50
  38. 11:40 a.m.
  39. 12
  40. 2:05 p.m.

Free maths worksheets lessons, practice and worksheets at talentjr.in/maths-worksheets