Students can Download Chapter 2 Fractions and Decimals Ex 2.2, Question and Answers, Notes Pdf, KSEEB Solutions for Class 7 Maths, Karnataka State Board Solutions help you to revise complete Syllabus and score more marks in your examinations.

## Karnataka State Syllabus Class 7 Maths Chapter 2 Fractions and Decimals Ex 2.2

Question 1.

Which of the drawings (a) to (d) show :

Solution:

Question 2.

Some pictures (a) to (c) are given below. Tell which of them show :

Solution:

Question 3.

Multiply and reduce to lowest form and convert into a mixed fraction :

Solution:

iii)

Solution:

iv)

Solution:

v)

Solution:

vi)

Solution:

vii)

Solution:

viii)

Solution:

ix)

Solution:

Question 4.

i) \(\frac{1}{2}\) of the circles in box (a)

Solution:

ii) \(\frac{2}{3}\) of the triangle in box(b)

Solution:

Total triangles = 3 × 3 = 9

we need to shade \(\frac{2}{3}\) triangles number of circles to shade

∴ (shading triangles = 6)

iii) \(\frac{3}{5}\) of the squares in box (c).

Solution:

Total squares = 5 × 3 = 15

we need to shade \(\frac{3}{5}\) squares.

number of squares to shade

(∴ So shading squares = 9)

Question 5.

Find:

a)

Solution:

ii)

Solution:

b)

Solution:

ii)

Solution:

c)

Solution:

ii)

Solution:

d)

Solution:

ii)

Solution:

Question 6.

Multiply and express a mixed fraction:

a)

Solution:

b)

Solution:

c)

Solution:

d)

Solution:

e)

Solution:

f)

Solution:

Question 7.

Find:

a)

Solution:

ii)

Solution:

b)

Solution:

ii)

Solution:

Question 8.

Vidya and Pratap went for a picnic. Their mother gave them a water bottle that contained 5 litres of water. Vidya consumed \(\frac{2}{5}\) of the water. Pratap consumed the remaining water,

i) How much water did Vidya drink ?

Solution:

Total water = 5 liters

Given that,

Vidya drank \(\frac{2}{5}\) of the water.

∴ Water Vidya drank = \(\frac{2}{5}\) × Total water

(∴ Vidya drank 2 liters of water)

(ii) What fraction of the quantity of water did Pratap drink ?

Solution:

Now,

Water pratap drink = Total water – water vidhya drink

= 5 – 2

= 3 liters

∴ Pratap drink 3 liters of water

fraction of total water pratap drink =