Page 125 - Maths Class 06

4. Subtract the sum of 182.38 and 132.91 from 998.45.

5. Anmol had ` 95. He bought a pen for ` 35.25. Find the amount left with him.
6. Jack went to the market with ` 1,000. He bought a school bag for ` 275 and a lunch box for ` 95.
Find the amount left with him.
7. On Pihu’s birth day her mother bought biscuits for ` 250, cake for ` 175, choc o late munch for
` 150.75 and toffees for ` 175.75. Find the total amount spent by her in all.
8. Khushi’s mother gave her ` 110.50 and her father gave her ` 115.80. Find the total amount given
to Khushi by her parents.
9. Sujata bought 3 m 20 cm cloth for her shirt and 2 m 15 cm cloth for her trou ser. Find the total
length of cloth bought by her.
10. What should be added to 20.75 to get 25.5?
11. Ria spent ` 900.50 and Shreya spent ` 675.25. Who spent more and by how much?
12. Where do we put a deci mal, while adding two or more deci mal numbers? Find the sum of deci mal
number 10001.001 and 0.00001.
13. Deci mals are used to repre sent a ‘part of a whole’. Hence, their value should always be less than 1.
Why it is not so? Explain.

At a Glance

l A decimal consists of two parts : the whole part and a decimal part.

l Decimals can be converted into fractions and vice-versa.
1
l If a block is divided into 100 equal parts then each equal part represent (one hundredth) of a unit.
100
It is written as 0.01 in decimal form.
l All decimals can be represented on number line.

l Decimals are used to represents units of money, length and weight.
1
l In the place value table as we go from left to right, the multiplying factor becomes of previous
10
factor.
l Any two decimals can be compared by comparing their whole parts. If their whole parts are equal,
then we compare their tenth part and so on.
l 1 m = 100 cm, 1 cm = 0.01 m
1
l 1 litre = 1000 ml, 1 ml = litre = 0.001 litre
1000
1
l ` 1 = 100 paise, 1 paise = ` = ` 0.01
100

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