Page 181 - ICSE Math 5

2. Add the following.
(a) 2 h 45 min 20 s, 7 h 10 min 5 s and 3 h 18 min 15 s

(b) ` 1,680.45, ` 2,143.21 and ` 3,024.75
(c) 5 h 20 min 15 s and 8 h 36 min 58 s

3. Subtract the following.
(a) 5 h 52 min 38 s from 9 h 30 min 15 s (b) ` 2,945.98 from ` 6,054.31

4. Multiply the following.

(a) 6 h 35 min by 13 (b) ` 826.39 by 94 (c) 15 h 8 min by 23

5. Divide the following.
(a) ` 3,016.44 by 84 (b) ` 10,059.85 by 215 (c) 24 h 49 min 36 s by 2

6. Solve the following word problems.

(a) Harman buys 5 scarves each costing ` 175, 3 pairs of jeans each costing ` 525 and
4 T-shirts each costing ` 225. Prepare a bill for his purchases. If he had ` 5,000 with
him, how much money is he left with?
(b) Neha started reading a storybook at half past eleven. She took 4 h 40 min to
completely read the book. What was the time when she finished reading the book?

Values and Life Skills

Make a timetable of your daily routine and find the number of hours you spend in school.
What is the importance of punctuality in our life?

ACTIVITY

Visit any two grocery shops with an adult in the nearby market. Find out and note down the
rates of any 10 items which you would like to purchase.
Make sure that you find out the rates of same items from both the shops. The quantity of each
item in both the shops should also be the same. Prepare two different bills for these items and
calculate the total amount.

Now answer the following questions.
 Compare both the bills and check whether there is any difference in the prices of these

10 items and the total amount.
 Which shop will you select to purchase the items and why?

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