## ML Aggarwal Class 6 Solutions for ICSE Maths Chapter 7 Decimals Ex 7.1

Question 1.

Write each of the following decimal numbers in words:

(i) 30.5

(ii) 0.03

(iii) 108.56

(iv) 47.20

(v) 5.008

(vi) 26.039

Solution:

(i) 30.5 Thirty point five

(ii) 0.03 zero point zero three

(iii) 108.56 One hundred eight point five six

(iv) 47.20 Forty seven point two zero.

(v) 5.008 Five point zero zero eight

(vi) 26.039 Twenty six point zero three nine

Question 2.

Write each of the following decimal numbers in the place value table :

(i) 4.2

(ii) 0.3

(iii) 205.9

(iv) 0.29

(v) 2.08

(vi) 7200.812

(vii) 38.007

Solution:

Question 3.

Write the following decimal numbers in the expanded form :

(i) 123.7

(ii) 43.06

(iii) 509.306

Solution:

(i) 123.7 = 100 + 20 + 3 + \(\frac{7}{10}\)

(ii) 43.06 = 40 + 3 + \(\frac{6}{100}\)

(iii) 509.306 = 500 + 9 + \(\frac{3}{10}+\frac{6}{1000}\)

Question 4.

Write each of the following as a decimal number :

Solution:

Question 5.

Write each of the following as decimals:

(i) Two ones and five tenths

(ii) Two tens and nine tenths

(iii) Six hundred point eight

(iv) Two hundred five anf five hundredths

(v) Seven and fifteen thousandths

Solution:

Question 6.

Write the number given in the following place value table in decimal form:

Solution:

(i) 7102.306

(ii) 211.902

(iii) 3053.015

(iv) 70.03

(v) 5.40

(vi) 719.028

Question 7.

Show the following decimal numbers on the number line:

(i) 0.4

(ii) 1.9

(iii) 1.1

(iv) 2.5

Solution:

Question 8.

Write the decimal numbers represented by the points A, B, C and D on the given number line:

Solution:

A = 0.8

B = 1.3

C = 2.2

D = 2.9

Question 9.

Between which two numbers in tenths place on the number line does each of the given number lie?

(i) 0.06

(ii) 0.45

(iii) 0.66

(iv) 0.92

Solution:

(i) 0 and 0.1

(ii) 0.4 and 0.5

(iii) 0.6 and 0.7

(iv) 0.9 and 1.0