Punjab State Board PSEB 5th Class Maths Book Solutions Chapter 4 Fractions Ex 4.7 Textbook Exercise Questions and Answers.

## PSEB Solutions for Class 5 Maths Chapter 4 Fractions Ex 4.7

Question 1.

Convert the following fractions into decimals :

(a) \(\frac{9}{10}\)

(b) \(\frac{35}{1000}\)

(c) \(\frac{31}{1000}\)

(d) \(\frac{117}{100}\)

(e) \(\frac{37}{10}\)

Solution:

(a) 0.9

(b) 0.35

(c) 0.031

(d) 1.17

(e) 3.7.

Question 2.

Represent the following fractions into decimals:

(a) \(\frac{3}{5}\)

(b) \(\frac{15}{20}\)

(c) \(\frac{4}{25}\)

(d) \(\frac{5}{4}\)

(e) \(\frac{7}{40}\)

Solution:

(a) \(\frac{3}{5}\) = \(\frac{3 \times 20}{5 \times 20}\) = \(\frac{60}{100}\) = 0.60

(b) \(\frac{15}{20}\) = \(\frac{15 \times 4}{25 \times 4}\) = \(\frac{60}{100}\) = 0.60

(c) \(\frac{4}{25}\) = \(\frac{4 \times 4}{25 \times 4}\) = \(\frac{16}{100}\) = 0.16

(d) \(\frac{5}{4}\) = \(\frac{5 \times 25}{4 \times 25}\) = \(\frac{125}{100}\) = 1.25

(e) \(\frac{7}{40}\) = \(\frac{7 \times 25}{40 \times 25}\) = \(\frac{175}{1000}\) = 0.175

Question 3.

Represent the following decimals into fractions :

(a) 1.3

(b) 1.75

(c) 4.5

(d) 0.35

(e) 0.8

(f) 3.84

(g) 8.345

(h) 0.024

(i) 3.001

(j) 0.98.

Solution:

(a) 1.3 = \(\frac{13}{10}\)

(b) 1.75 = \(\frac{175}{100}\)

(c) 4.5 = \(\frac{45}{10}\)

(d) 0.35 = \(\frac{35}{100}\)

(e) 0.8 = \(\frac{8}{10}\)

(f) 3.84 = \(\frac{384}{100}\)

(g) 8.345 = \(\frac{384}{100}\)

(h) 0.024 = \(\frac{24}{1000}\)

(i) 3.001 = \(\frac{3001}{1000}\)

(j) 0.98 = \(\frac{98}{100}\)