Monday, March 25, 2019

Maths Std IV Chapter 10

10. Time and Calendar


1. Write the time shown in the given clocks as 'past' or 'to'








2. Write the time shown in the given clocks.









3. Draw the minute hand and the hour hand to show the given time.
(a) quarter past 5     (b) 5 min to 2















4. Write the a.m. or p.m.
(a) quarter to 5 in the morning
(b) 9:50 at night

5. Match the columns
           Column A                                                                Column B
(a) Sneha has her breakfast                                        (i)  4:00 p.m.
(b) Vini goes for morning walk                                     (ii) 6:00 p.m.
(c) Manav goes to play in the evening                        (iii) 8:30 p.m.
(d) Joshi family having dinner                                     (iv) 8:30 a.m.
(e) Renu has evening tea                                            (v) 7:00 a.m.

6. Convert the given 12-hour time to 24-hour time.
(a) 2:19 p.m.   (b) 10:55 a.m.

7. Convert the given 24-hour time to 12-hour time.
(a) 1725 hours   (b) 1100 hours

8. Write the time in 12-hour and 24-hour system.
(a) The flight arrives at 3 o clock midnight.
(b) Our family goes to sleep by half past ten at night

9. Convert the time in hours to minutes.
(a) 3 hours   (b) 5 ½ hours

10. Convert the time minutes to hours.
(a) 140 min  (b) 240 min

11. Add
(a) 2 hours 15 minutes and 3 hours 50 minutes
(b) 4 hours 25 minutes and 4 hours 35 minutes

12. Subtract
(a) 3 h 35 minutes from 8 h 50 minutes
(b) 9 h 55 minutes from 13 h 30 minutes

13. Write the duration of time from:
(a) 6:00 a.m. to 8:45 a.m.
(b) 10:30 hours to 13:30 hours

14. A class test starts at 9:15 a.m.It is of 45 minutes duration. When will it finish?

15. What is the duration of time between 8 p.m. and 6 a.m.?

16. Convert the days to hours.
(a) 1 ½ days    (b) a fortnight(15days)   (c) 3 ¼ days

17. Convert the years to months
(a) 2 ¼ years  (b) 6 years

18. Convert the weeks to days.
(a) 2 ½ weeks   (b) 7 ¼ weeks

19. Read the time shown and answer the questions that follow.
(a) 


(i) Draw the minute hand and the hour hand to represent quarter past 7
(ii) What will be the time after 3 ½ hours?
(iii) What will be the time after 250 minutes?








20. Write true or false.
(a) There are 31 days in the month of July.
(b|) A leap year has 365 days.
(c) The year 1998 was a leap year.
(d) Two days after Tuesday is Thursday.
(e) The date 2 days after Chritsmas is 29 December.
(f) A fortnight has 7 days.

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Maths Std IV Chapter 10

10. Time and Calendar 1. Write the time shown in the given clocks as 'past' or 'to' 2.  Write the time shown i...