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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 77 · 40 questions
TalentJR

How to solve it (Jump to the hour): Minutes after: jump to the next full hour, then add the minutes that are left. Minutes before: jump back to the full hour, then go back the rest. How long: change both times to minutes, take away, then change back to hours and minutes (60 minutes = 1 hour).

NameDateTime takenScore ___ / 40
  1. 1.What time will it be 50 minutes after 10:25? (a) 11:05 (b) 12:15 (c) 10:15 (d) 11:15
  2. 2.What time was it 55 minutes before 2:00? (a) 1:06 (b) 1:15 (c) 1:05 (d) 2:05
  3. 3.What time was it 50 minutes before 2:20? (a) 1:30 (b) 1:40 (c) 1:20 (d) 2:30
  4. 4.A film starts at 7:55 and ends at 8:45. How long is the film? (a) 50 min (b) 40 min (c) 1 h 50 min (d) 1 h
  5. 5.A film starts at 3:00 and ends at 5:45. How long is the film? (a) 1 h 45 min (b) 2 h 55 min (c) 3 h 45 min (d) 2 h 45 min
  6. 6.What time was it 35 minutes before 8:45? (a) 7:10 (b) 9:10 (c) 8:20 (d) 8:10
  7. 7.What time will it be 55 minutes after 9:20? (a) 9:15 (b) 10:15 (c) 10:05 (d) 11:15
  8. 8.What time will it be 20 minutes after 3:10? (a) 2:30 (b) 3:20 (c) 3:30 (d) 4:30
  9. 9.What time was it 50 minutes before 10:00? (a) 10:10 (b) 8:10 (c) 9:10 (d) 9:20
  10. 10.What time will it be 30 minutes after 5:40? (a) 5:10 (b) 6:10 (c) 6:00 (d) 7:10
  11. 11.What time will it be 35 minutes after 4:15? (a) 4:50 (b) 4:40 (c) 3:50 (d) 5:50
  12. 12.What time was it 15 minutes before 6:05? (a) 5:50 (b) 6:50 (c) 4:50 (d) 6:00
  13. 13.What time will it be 40 minutes after 2:30? (a) 3:00 (b) 4:10 (c) 2:10 (d) 3:10
  14. 14.What time will it be 45 minutes after 7:35? (a) 7:20 (b) 9:20 (c) 8:20 (d) 8:10
  15. 15.What time will it be 25 minutes after 10:25? (a) 11:50 (b) 9:50 (c) 10:40 (d) 10:50
  16. 16.What time will it be 15 minutes after 10:00? (a) 9:15 (b) 10:05 (c) 10:15 (d) 11:15
  17. 17.What time will it be 20 minutes after 1:15? (a) 2:35 (b) 1:25 (c) 1:45 (d) 1:35
  18. 18.A film starts at 4:55 and ends at 7:20. How long is the film? (a) 2 h 25 min (b) 2 h 35 min (c) 1 h 25 min (d) 3 h 25 min
  19. 19.What time was it 15 minutes before 6:45? (a) 6:30 (b) 5:30 (c) 6:40 (d) 7:30
  20. 20.What time was it 25 minutes before 10:50? (a) 9:25 (b) 10:35 (c) 10:25 (d) 11:25
  21. 21.A film starts at 8:25 and ends at 9:00. How long is the film? (a) 1 h 35 min (b) 25 min (c) 35 min (d) 45 min
  22. 22.What time was it 25 minutes before 8:00? (a) 8:35 (b) 6:35 (c) 7:45 (d) 7:35
  23. 23.A film starts at 7:25 and ends at 9:30. How long is the film? (a) 1 h 5 min (b) 2 h 15 min (c) 3 h 5 min (d) 2 h 5 min
  24. 24.What time will it be 50 minutes after 1:35? (a) 1:25 (b) 2:25 (c) 2:15 (d) 3:25
  25. 25.A film starts at 1:05 and ends at 2:15. How long is the film? (a) 10 min (b) 2 h 10 min (c) 1 h 20 min (d) 1 h 10 min
  26. 26.What time will it be 55 minutes after 8:20? (a) 9:15 (b) 8:15 (c) 10:15 (d) 9:05
  27. 27.What time will it be 25 minutes after 1:00? (a) 1:35 (b) 1:15 (c) 1:25 (d) 2:25
  28. 28.What time was it 15 minutes before 6:40? (a) 5:25 (b) 6:25 (c) 7:25 (d) 6:35
  29. 29.What time was it 55 minutes before 10:20? (a) 10:25 (b) 8:25 (c) 9:35 (d) 9:25
  30. 30.What time will it be 35 minutes after 7:20? (a) 6:55 (b) 8:55 (c) 7:45 (d) 7:55
  31. 31.What time will it be 45 minutes after 2:45? (a) 4:30 (b) 3:20 (c) 3:30 (d) 2:30
  32. 32.What time will it be 40 minutes after 8:00? (a) 9:40 (b) 8:30 (c) 8:40 (d) 7:40
  33. 33.What time was it 50 minutes before 3:40? (a) 3:00 (b) 3:50 (c) 2:50 (d) 1:50
  34. 34.What time will it be 30 minutes after 9:20? (a) 9:40 (b) 8:50 (c) 9:50 (d) 10:50
  35. 35.A film starts at 7:40 and ends at 10:15. How long is the film? (a) 2 h 45 min (b) 2 h 35 min (c) 1 h 35 min (d) 3 h 35 min
  36. 36.A film starts at 5:40 and ends at 6:35. How long is the film? (a) 1 h 55 min (b) 45 min (c) 55 min (d) 1 h 5 min
  37. 37.A film starts at 3:15 and ends at 5:55. How long is the film? (a) 1 h 40 min (b) 2 h 40 min (c) 3 h 40 min (d) 2 h 50 min
  38. 38.What time will it be 35 minutes after 1:20? (a) 2:55 (b) 1:55 (c) 1:45 (d) 2:05
  39. 39.What time was it 55 minutes before 5:55? (a) 5:00 (b) 5:10 (c) 4:00 (d) 6:00
  40. 40.What time will it be 50 minutes after 7:35? (a) 8:25 (b) 9:25 (c) 8:15 (d) 7:25

Answer key

  1. 11:15
  2. 1:05
  3. 1:30
  4. 50 min
  5. 2 h 45 min
  6. 8:10
  7. 10:15
  8. 3:30
  9. 9:10
  10. 6:10
  11. 4:50
  12. 5:50
  13. 3:10
  14. 8:20
  15. 10:50
  16. 10:15
  17. 1:35
  18. 2 h 25 min
  19. 6:30
  20. 10:25
  21. 35 min
  22. 7:35
  23. 2 h 5 min
  24. 2:25
  25. 1 h 10 min
  26. 9:15
  27. 1:25
  28. 6:25
  29. 9:25
  30. 7:55
  31. 3:30
  32. 8:40
  33. 2:50
  34. 9:50
  35. 2 h 35 min
  36. 55 min
  37. 2 h 40 min
  38. 1:55
  39. 5:00
  40. 8:25

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