MCQ Questions

Question No. 1

Fill in the blanks:

Answer :

(a) The dot (.) is called the _______ point.

(b) The numbers written in decimal form are called decimal number or simply _______.

(c) The decimal point is used to separate the ones place from the _______ place in decimals.

Question No. 2

True or False:

Answer :

(a) A decimal may have both a whole number part and a fractional part.

(b) The whole number part of a decimal are those digits to the left of the decimal point.

(c) The fractional part of a decimal is represented by the digits to the right of the decimal point.

Question No. 3

One word answer:

Answer :

(a) Which is a whole number part in 5.8?

(b) Which is a fractional part in 5.8?

(c) Which is a fractional part in 8.5?

Question No. 4

Write the following decimals in the place value table :

Answer :

(i) 19.4 (ii) 12.6 (iii) 0.8 (iv) 105.8

Question No. 5

Write each of the following in figures or decimals :

Answer :

(i) Nineteen point eight

(ii) Point one seven three

(iii) Three point seven six one

(iv) Twenty-one point nine five two

(v) Two hundred point seven

(vi) One hundred point two one

Question No. 6

Write in the expanded form :

Answer :

(i) 67.83

(ii) 475.3

(iii) 176.8

(iv) 701.4

(v) 0.294

Question No. 7

Write each of the following in words:

Answer :

(i) 0.8

(ii) 3.56

(iii) 10.58

(iv) 701.5

(v) 0.851

(vi) 27.004

(vii)100.57

(viii) 105.29

Question No. 8

Write the following as decimals:

Answer :

(i) 3/10

(ii) 5/10

(iii) 1/5

(iv) 2/5

(v) 4/100

(vi) 7/1000

(vii) 8/100

(viii) 9/10

(ix) 5/1000

Question No. 9

Write each of the following in the decimal form :

Answer :

(i) 30 + 6 + 5/10 + 7/100

(ii) 400 + 30 + 7 + 2/10 + 3/100 + 9/1000

(iii) 2000 + 400 + 30 + 5/10 + 6/100 + 8/1000

(iv) 600 + 5 + 7/100 + 9/1000

Question No. 10

Show the following numbers on the number line :

Answer :

(i) 0.2

(ii) 1.9

(iii) 1.1

(iv) 2.5

Question No. 11

Arrange the following decimals in ascending order :

Answer :

(i) 6.54, 6.45, 6.4, 6.5, 6.05

(ii) 0.6, 6.6, 6.06, 66.6, 0.06

Question No. 12

Arrange the following decimals in descending order :

Answer :

(i) 3.3, 3.03, 30.3, 30.03, 3.003

(ii) 7.3, 8.73, 73.03, 7.33, 8.073

Question No. 13

Place value of digits are given. Write them in decimals form :

Answer :

(i) 3 tens 4 ones 1 Tenth 7 hundredths

(ii) 7 hundred 3 tens 8 ones one Tenth

Question No. 14

Write >, = or < in the boxes

Answer :

Question No. 15

Which is greater?

Answer :

(i) 1 or 0.99

(ii) 1.09 or 1.093

(iii) 0.3 or 0.4

(iv) 0.07 or 0.02

(v) 0.5 or 0.05

(vi) 3 or 0.8

(vii)1.5 or 1.50

(viii) 5.64 or 5.603

Question No. 16

Convert the following decimals into fractions:

Answer :

(i) 0.04

(ii) 3.7

(iii) 4.56

(iv) 0.002

(v) 66.89

Question No. 17

Convert the following fractions into decimal fractions :

Answer :

(i) 6/10

(ii) 14/100

(iii) 758/10

(iv) 1279/10

(v) 67/1000

Question No. 18

Arrange the following in ascending order:

Answer :

(i) 0.8, 2.9, 2.7 and 0.68

(ii) 4.38, 0.56, 2.526 and 0.59

Question No. 19

Arrange the following in descending order:

Answer :

(i) 0.9, 2.85, 0.409 and 2.56

(ii) 1.23, 5.78, 0.29 and 0.348

Question No. 20

Convert the following fractions to decimal by converting the denominators to 10, 100, 1000 etc.

Answer :

(i) 2/5

(ii) 9/2

(iii) 11/4

(iv) 16/25

(v) 131/250

Question No. 21

Express in rupees using decimals

Answer :

(i) Rs.26 and Rs.75 paise

(ii) Rs.35 and 8 paise

(iii) Rs.6 and 9 paise

Question No. 22

Express as metre using decimals

Answer :

(i) 15 cm

(ii) 6 cm

(iii) 195 cm

(iv) 1328 cm

Question No. 23

Express as cm using decimals :

Answer :

(i) 9 mm

(ii) 67 mm

(iii) 164 mm

(iv) 9 cm 8 mm

(v) 93 mm

Question No. 24

Express as km using decimals :

Answer :

(i) 8 m

(ii) 39 m

(iii) 87 m

(iv) 7867 m

(v) 70 km 5m.

Question No. 25

Write each of the following in expanded form:

Answer :

Question No. 26

2/10 is a _______ fraction.

Answer :

integer

decimal

none of these

Question No. 27

The fractions in which the denominators are 10, 100, 1000, etc; are known as _________ fractions.

Answer :

integer

decimal

proper

Question No. 28

1/10 fractions names the number _______.

Answer :

one-ninth

one-tenth

none of these

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