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Time and Clock Worksheet for Maths Olympiad

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

Answer key

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

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