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Friday, July 17, 2020

Fractions.

FRACTIONS:

Fractions represent equal parts of a whole or a collection.

 Fraction of a whole: When we divide a whole into equal parts, each part is a fraction.

Fraction notation: (p/q)

A fraction has two parts: Numerator and Denominator.

The number on the top of the line is called the numerator. It tells how many equal parts of the whole or collection are taken. 

 The number below the line is called the denominator.  It shows the total divisible number of equal parts the whole into or the total number of equal parts which are there in a collection. 


Examples:

 




Figure(i): It represents the whole part.

Figure(ii): The number of parts are 2. The shaded part is 1.The Fraction of parts shaded = 1/2.

Figure(iii): The number of parts are 3.The shaded parts are 2.  The Fraction of parts shaded = 2/3.

Figure(iv): The numbers of parts are 4.The shaded parts are 3.  The Fraction of parts Shaded = 3/4.

Figure(v): The number of  diamonds = 6. The number of diamonds coloured= 3. The Fraction of diamonds coloured = 3/6.

Figure(vi): The number of stars = 7. The number of stars coloured = 5. The Fraction of stars coloured = 5/7.

Therefore,

Fraction = Number of parts coloured or shaded / Total number of parts.



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