# Worksheet on Units of Time

In worksheet on units of time, all grade students can practice the questions on units for measuring time. This exercise sheet on units of time have different units like second, minute, hour, day, week, month and year that can be practiced by the students to get more ideas to learn to convert the units according to the questions.

1. Convert the following:

(i) 576 hours into days and hours

(ii) 4 hours 50 minutes into minutes

(iii) 5 minutes 30 seconds into seconds

(iv) 536 minutes into hours and minutes

(v) 5 hours 40 minutes into minutes

(vi) 4 days 16 hours into hours

(vii) 5 months 15 days into days

(viii) 6 weeks 5 days into days

(ix) 370 weeks into years and weeks

(x) 840 days into years, months and days

(xi) 203 days into weeks

(xii) 6 years 9 months into months

(xiii) 1 year 6 months into (a) hours (b) minutes (c) seconds

(xiv) 600 seconds into minutes and seconds

(xv) 4200 seconds into hours and minutes

(xvi) 210 months into years and months

2. Draw the given time on the clock:

3. Find the total time:

(i) 6 hours 40 minutes and 3 hours 30 minutes

(ii) 14 minutes 35 seconds and 17 minutes 25 seconds

(iii) 8 years 9 months and 6 years 5 months

(iv) 9 months 7 days and 10 months 23 days

4. Write the given time as a.m. or p.m.:

(i) 0934 hours

(ii) 1520 hours

(iii) 1145 hours

(iv) 2005 hours

(v) 2330 hours

(vi) 1215 hours

5. Find the difference between:

(i) 5 hour 50 minutes and 4 hours 40 minutes

(ii) 8 years 10 months and 3 years 11 months

(iii) 46 minutes and 2 hours 26 minutes

(iv) 7 hours 20 minutes and 9 hours 30 minutes

6. How many hours are there in:

(i) 540 minutes

(ii) 120 minutes

(iii) 7200 seconds

(iv) 420 minutes

(v) 3 days

(vi) 180 minutes

7. How many seconds are there in:

(i) 8 minutes

(ii) 25 minutes

(iii) 11 minutes 35 seconds

(iv) $$\frac{17}{30}$$ minutes

(v) 3 hours 26 seconds

(vi) 50 minutes

8. How many minutes are there in:

(i) 9 hours

(ii) 13 hours 45 minutes

(iii) 7$$\frac{1}{2}$$ hours

(iv) 660 seconds

(v) 9$$\frac{3}{4}$$ hours

(vi) 2 hours 18 minutes

9. Convert the given time in days:

(i) 3 weeks

(ii) 5 weeks 4 days

(iii) 120 hours

(iv) 7 years

(v) 3 years 12 days

(vi) 5 months 5 days

10. Convert the given time in weeks and days:

(i) 21 days

(ii) 75 days

(iii) 48 days

(iv) 210 days

11. Convert the given time in 24-hour format:

(i) 01:40 p.m.

(ii) 11:07 a.m.

(iii) 2:35 p.m.

(iv) 10:54 a.m.

(v) 11:22 p.m.

(vi) 7:15 p.m.

12. While going to his village, Ram travelled for 2 hours 40 minutes by bus and 4 hours 30 minutes by train. How much time did he take to reach his village?

13. Kiara is 8 years 4 months old. Her mother is 40 years 6 months old. How old was her mother when Kiara was born?

14. Ana was 10 years 6 months old when her brother Sam was born. Her brother is now 28 years 4 months old. How old is Ana now?

15. (i) How many hours are there from 1:45 a.m. to 10:15 p.m.?

(ii) How many hours are there from 9 p.m. to 7 a.m. the next day?

16. Victor left home at 8:30 a.m. for school. He returned home at 11:30 a.m. How long was he away from home?

17. The school remained closed for winter vacation from 21st of December, 2002 to 2nd January, 2003. How many days did the school remain closed?

18. I left for Mumbai on May 9, 2002 and returned home on 8th June, 2002. How long did I remain away from home?

19. The World Cup matches started on March 4, 2003 and ended on April 6, 2003. How long did the matches continue?

20. The annual examination in my school started on March 20, 2003 and ended on April 3, 2003. How long did the examination continue?

21. A train leaves Varanasi on Sunday at 18:45 hours and reaches New Delhi on Monday at 8:10 hours. Find the total time taken by the train to reach Delhi.

22. The time of the first clearance at a letter-box is 6:20 am, while the second clearance is at 2:15 p.m. What is the time gap between the two clearances?

23. Sonia’s date of birth is 22nd of October, 1980 and that of Sam is 10th of January, 1981. What is the difference in their ages?

24. David was hospitalised on 20th June 2003 and was discharged from there on 10th July, 2003. How many days was he under treatment?

Answers for the Worksheet on Units of Time are given below  to check the exact answers of the questions.

1. (i) 24 days

(ii) 290 minutes

(iii) 330 seconds

(iv) 8 hours and 56 minutes

(v) 340 minutes

(vi) 112 hours

(vii) 165 days

(viii) 47 days

(ix) 7 years and 6 weeks

(x) 2 years, 3 months and 20 days

(xi) 29 weeks

(xii) 81 months

(xiii) (a) 12960 Hours

(b) 777600 minutes

(c) 46656000 seconds

(xiv) 10 minutes

(xv) 1 hour and 10 minutes

(xvi) 17 years and 6 months

3. Find the total time:

(i) 10 hours 10 minutes

(ii) 32 minutes

(iii) 15 years 2 months

(iv) 1 year 8 months

4. (i) 9: 34 a.m.

(ii) 3:20 p.m.

(iii) 11:45 a.m.

(iv) 8:05 p.m.

(v) 11:30 p.m.

(vi) 12:15 p.m.

5. (i) 1 hour 10 minutes

(ii) 4 years 11 months

(iii) 1 hour 40 minutes

(iv) 2 hours 10 minutes

6. How many hours are there in:

(i) 9 hours

(ii) 2 hours

(iii) 2 hours

(iv) 7 hours

(v) 72 hours

(vi) 3 hours

7. (i) 480 seconds

(ii) 1500 seconds

(iii) 695 seconds

(iv) 34 seconds

(v) 10826 seconds

(vi) 3000 seconds

8. (i) 540 minutes

(ii) 825 minutes

(iii) 450 minutes

(iv) 11 minutes

(v) 585 minutes

(vi) 138 minutes

9. (i) 21 days

(ii) 39 days

(iii) 5 days

(iv) 2555 days

(v) 1107 days

(vi) 155 days

10. (i) 3 weeks

(ii) 10 weeks 5 days

(iii) 6 weeks 6 days

(iv) 30 weeks

11. (i) 1340 hours

(ii) 1107 hours

(iii) 1435 hours

(iv) 1054 hours

(v) 2322 hours

(vi) 1915 hours

However, suggestions for further improvement, from all quarters would be greatly appreciated.

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