# NCERT Solutions for Class 6 Maths Chapter 7 Fractions Ex 7.3

Here, below you all know about NCERT Solutions for Class 6 Maths Chapter 7 Fractions Ex 7.3 Question Answer. I know many of you confuse about finding this Chapter 7 Fractions Ex 7.3 Of Class 6 NCERT Solutions. So, Read the full post below and get your solutions.

Textbook | NCERT |

Board | CBSE |

Category | NCERT Solutions |

Class | Class 6 |

Subject | Maths |

Chapter | Chapter 7 |

Chapter Name | Fractions Ex 7.3 |

Number of Questions Solved | 6 |

## NCERT Solutions for Class 6 Maths Chapter 7 Fractions Ex 7.3

**NCERT TEXTBOOK EXERCISES**

Question 1.

Write the fractions. Are all these fractions equivalent?**(a)**

**(b)**

Solution :**(a)**

**(b)**

No ! all these fractions ae not equivalent.

Question 2.

Write the fractions and pair up the equivalent fractions from each row.

Solution:

Equivalent fractions are**(a),** (ii);**(b),** (,iv);**(c),** (i);**(d),** (v);**(e),** (iii).

Question 3.

Replace in each of the following by the correct number:

Solution :

Question 4.

Find the equivalent fraction of 35 having**(a)** denominator 20**(b)** numerator 9**(d)** numerator 27**(e)** denominator 30

Solution :

Question 5.

Find the equivalent fraction of 3648 with**(a)** numerator 9**(b)** denominator 4.

Solution :

Question 6.

Check whether the given fractions are equivalent :**(a)** 5/9, 30/54**(b)** 3/10, 12/50**(c)** 7/13, 5/11

Solution :

∴ The given fractions 5/9 and 30/54 are equivalent.

∴ The given fractions 3/10 and 12/50 are not equivalent.

∴ The given fractions 7/3 and 5/11 are not equivalent.

Question 7.

Reduce the following fractions to simplest form:

**Solution :**

**(a)** 486/0

Factors of 48 are 1, 2, 3,4, 6, 8, 12, 16, 24 and 48.

Factors of 60 are 1, 2, 3,4, 5, 6, 10,12, 15, 20, 30 and 60.

∴ Common factors of 48 and 60 are 1, 2, 3, 4, 6 and 12. Highest of these common factors is 12.

∴ H.C.F. of 48 and 60 is 12.

**(b)** 150/60

Factors of 150 are 1,2,3,5,6.10,15,25,30,50, 75 and 150.

Factors of 60 are 1, 2. 3, 4. 5, 6, 10, 12, 15, 20, 30 and 60.

∴ Common factors of 150 and 60 are 1, 2, 3, 5,6, 10, 15 and 30.

Highest of these common factors is 30.

∴ H.C.F. of 150 and 60 is 30.

**(c)** 84/98

Factors of 84 are 1, 2, 3,4, 6, 7, 12, 14, 21, 28, 42 and 84.

Factors of 98 are 1, 2, 7, 14,49 and 98.

∴ Common factors of 84 and 98 are 1,7 and 14. Highest of these common factors is 14.

∴ H.C.F. of 84 and 98 is 14.

**(d)** 12/52

Factors of 12 are 1, 2, 3,4, 6 and 12.

Factors of 52 are 1, 2, 4, 13, 26 and 52.

∴ Common factors of 12 and 52 are 1,2 and 4. Highest of these common factors is 4.

∴ H.C.F. of 12 and 52 is 4.

**(e)** 7/28

Factors of 7 are 1 and 7.

Factors of 28 are 1, 2,4, 7, 14 and 28.

∴ Common factors of 7 and 28 are 1 and 7. Highest of these common factors is 7.

∴ H.C.F. of 7 and 28 is 7.

**Question 8.**Ramesh had 20 pencils, Sheelu had 50 pencils and Jamaal had 80 pencils. After 4 months, Ramesh used up 10 pencils, Sheelu used up 25 pencils and Jamaal used up 40 pencils. What fraction did each use up? Check if each has used up an equal fraction of his/her pencils?

**Solution :**

**For Ramesh**

Number of pencils he had = 20 Number of pencils used by him =10

**For Sheelu**

Number of pencils she had = 50 Number of pencils used by her = 25

**For Jamaal**

Number of pencils he had = 80 Number of pencils used by him = 40

Yes ! each has used up an equal fraction of his/her pencils.

**Question 9. Match the equivalent fractions and write another two more for each :**

Solution :

**(i)** 250/400

Factors of 250 are 1, 2, 5, 10, 25, 50, 125 and 250.

Factors of 400 are 1,2,4,5,8,10,16,20,25,40, 80, 100, 200 and 400.

∴ Common factors of 250 and 400 are 1,2,5, 10, 25 and 50.

Highest of these common factors is 50.

∴ H.C.F. of 250 and 400 is 50.

**(ii)** 180200

Factors of 180 are 1,2, 3,4, 5, 6,9,10,12,15, 18, 20, 30, 36, 45, 60, 90 and 180.

Factors of 200 are 1,2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200.

∴ Common factors of 180 and 200 are 1,2, 4, 5, 10 and 20.

Highest of these common factors is 20.

∴ H.C.F. of 180 and 200 is 20.

**(iii)** 600/990

Factors of 660 are 1,2,3,4,5,6,10,12,22,30, 66, 110, 132, 165, 220, 330 amd 660.

Factors of 990 are 1,2,3,5,6,9,10,11,30,33, 90, 99, 110, 165, 198, 330, 495 and 990.

∴ Common factors of 660 and 990 are 1,2,3, 5,6, 10, 30, 110 and 330.

Highest of these common factors is 330.

∴ H.C.F. of 660 and 990 is 330.

**(iv)** 180/360

Factors of 180 are 1, 2, 3,4, 5, 6, 9, 10, 12,15, 18, 20, 30, 36,45, 60, 90 and 180.

Factors of 360 are 1, 2, 3,4, 5, 6,9,10, 12, 15, 18, 20, 24, 30, 36,40, 60, 72, 90, 120, 180 and 360.

∴ Common factors of 180 and 360 are 1,2, 3,4,5,6,9,10,12,15,18.20, 30, 36,60,90 and 180.

Highest of these common factors is 180.

∴ H.C.F. of 180 and 360 is 180.

**(v)** 220550

Factors of 220 are 1,2,4, 5,10,11, 20, 22,44, 55, 110 and 220.

Factors of 550 are 1, 2, 5, 10, 22, 25, 55, 110, 275 and 550.

∴ Common factors of 220 and 550 are 1,2,5, 10, 20 and 110.

Highest of these common factors is 110.

∴ H.C.F. of 220 and 550 is 110.

## NCERT Solutions for Class 6 Maths Chapter 7 Fractions Ex 7.3 PDF

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