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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 107 · 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 was it 35 minutes before 8:55? (a) 9:20 (b) 8:20 (c) 8:30 (d) 7:20
  2. 2.A film starts at 2:15 and ends at 4:10. How long is the film? (a) 2 h 5 min (b) 2 h 55 min (c) 55 min (d) 1 h 55 min
  3. 3.What time will it be 35 minutes after 5:30? (a) 6:05 (b) 5:55 (c) 5:05 (d) 7:05
  4. 4.A film starts at 7:40 and ends at 9:20. How long is the film? (a) 2 h 40 min (b) 40 min (c) 1 h 40 min (d) 1 h 50 min
  5. 5.What time was it 50 minutes before 11:20? (a) 9:30 (b) 10:40 (c) 11:30 (d) 10:30
  6. 6.What time will it be 30 minutes after 1:45? (a) 2:05 (b) 1:15 (c) 3:15 (d) 2:15
  7. 7.A film starts at 2:25 and ends at 5:00. How long is the film? (a) 1 h 35 min (b) 2 h 45 min (c) 2 h 35 min (d) 3 h 35 min
  8. 8.What time was it 25 minutes before 7:20? (a) 6:55 (b) 7:55 (c) 7:05 (d) 5:55
  9. 9.A film starts at 1:45 and ends at 3:55. How long is the film? (a) 3 h 10 min (b) 2 h 10 min (c) 2 h 20 min (d) 1 h 10 min
  10. 10.What time will it be 40 minutes after 9:00? (a) 8:40 (b) 9:40 (c) 10:40 (d) 9:30
  11. 11.What time was it 50 minutes before 9:35? (a) 8:45 (b) 9:45 (c) 7:45 (d) 8:55
  12. 12.What time will it be 50 minutes after 7:50? (a) 8:30 (b) 8:40 (c) 9:40 (d) 7:40
  13. 13.What time was it 15 minutes before 3:30? (a) 2:15 (b) 3:25 (c) 4:15 (d) 3:15
  14. 14.What time was it 35 minutes before 10:40? (a) 10:15 (b) 9:05 (c) 10:05 (d) 11:05
  15. 15.What time was it 25 minutes before 9:20? (a) 9:55 (b) 9:05 (c) 8:55 (d) 7:55
  16. 16.What time will it be 25 minutes after 5:45? (a) 5:10 (b) 6:10 (c) 6:00 (d) 7:10
  17. 17.What time was it 45 minutes before 11:10? (a) 10:35 (b) 11:25 (c) 10:25 (d) 9:25
  18. 18.What time was it 40 minutes before 7:45? (a) 7:05 (b) 8:05 (c) 6:05 (d) 7:15
  19. 19.What time was it 40 minutes before 11:05? (a) 10:25 (b) 9:25 (c) 10:35 (d) 11:25
  20. 20.What time was it 35 minutes before 10:00? (a) 8:25 (b) 10:25 (c) 9:25 (d) 9:35
  21. 21.What time was it 45 minutes before 4:05? (a) 2:20 (b) 3:20 (c) 4:20 (d) 3:30
  22. 22.What time was it 20 minutes before 5:45? (a) 6:25 (b) 5:25 (c) 4:25 (d) 5:35
  23. 23.What time will it be 35 minutes after 8:35? (a) 9:00 (b) 8:10 (c) 9:10 (d) 10:10
  24. 24.What time will it be 25 minutes after 9:50? (a) 10:15 (b) 10:05 (c) 9:15 (d) 11:15
  25. 25.What time will it be 40 minutes after 4:35? (a) 4:15 (b) 5:05 (c) 5:15 (d) 6:15
  26. 26.What time was it 45 minutes before 7:05? (a) 6:20 (b) 6:30 (c) 5:20 (d) 7:20
  27. 27.A film starts at 3:40 and ends at 5:45. How long is the film? (a) 2 h 15 min (b) 1 h 5 min (c) 2 h 5 min (d) 3 h 5 min
  28. 28.What time was it 45 minutes before 7:15? (a) 6:40 (b) 6:30 (c) 7:30 (d) 5:30
  29. 29.A film starts at 6:40 and ends at 7:25. How long is the film? (a) 55 min (b) 35 min (c) 1 h 45 min (d) 45 min
  30. 30.What time will it be 20 minutes after 9:55? (a) 9:15 (b) 11:15 (c) 10:05 (d) 10:15
  31. 31.A film starts at 1:10 and ends at 2:50. How long is the film? (a) 1 h 50 min (b) 2 h 40 min (c) 40 min (d) 1 h 40 min
  32. 32.A film starts at 2:45 and ends at 4:25. How long is the film? (a) 1 h 40 min (b) 40 min (c) 2 h 40 min (d) 1 h 50 min
  33. 33.A film starts at 7:40 and ends at 8:45. How long is the film? (a) 2 h 5 min (b) 1 h 15 min (c) 5 min (d) 1 h 5 min
  34. 34.What time was it 35 minutes before 10:30? (a) 8:55 (b) 10:05 (c) 9:55 (d) 10:55
  35. 35.What time will it be 35 minutes after 4:50? (a) 6:25 (b) 5:15 (c) 5:25 (d) 4:25
  36. 36.What time was it 25 minutes before 7:00? (a) 6:45 (b) 6:35 (c) 7:35 (d) 5:35
  37. 37.What time will it be 50 minutes after 4:25? (a) 6:15 (b) 5:05 (c) 5:15 (d) 4:15
  38. 38.What time will it be 30 minutes after 6:45? (a) 7:05 (b) 7:15 (c) 8:15 (d) 6:15
  39. 39.What time was it 55 minutes before 8:40? (a) 6:45 (b) 7:45 (c) 8:45 (d) 7:55
  40. 40.What time was it 15 minutes before 4:30? (a) 4:15 (b) 4:25 (c) 3:15 (d) 5:15

Answer key

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

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