DEFINITION OF FRACTION

Fraction is the part of a whole split up into equal pieces of the same size.

Example :

3/4 ---> represents four out of total seven pieces

The diagram shown below practically illustrates the fraction 3/4.

fraction1a.png

The circle above is split up into four equal parts. To represent the fraction 3/4, three out of the total four parts of the circle have been shaded.

Fraction Vocabulary with List of Words

Numerator :

The top number of a fraction representing how many pieces you have.

2/5 ----> 2 is the numerator

Denominator :

The bottom number of a fraction representing how many total pieces your whole is split into.

2/5 ----> 5 is the denominator

Fraction Bar :

The dividing line between the numerator and denominator in a fraction, also called division bar or fraction line.

Improper Fraction :

A fraction where the numerator is equal to or larger than the denominator. In other words, the value of the fraction is equal to 1 or more.

9/7

Proper Fraction :

A fraction where the numerator is a smaller number than the denominator. In other words, the value of the fraction is less than 1.

7/9

Mixed Number :

A fraction amount that falls between two whole numbers. consists of a whole number and a proper fraction.

3½

Equivalent Fraction :

Fractions that have the same value but are represented by different numerators and denominators.

6/8 = 3/4

Unit Fraction :

Fractions with a 1 in the numerator and represent one shaded part of all the equal parts of a whole.

1/8

A Half of :

A half of is equal to a fraction 1/2.

A Quarter of :

A quarter of is equal to a fraction 1/4.

Greatest Common Factor (GCF) :

The greatest number that can divide a set of numbers evenly, used for simplifying fractions.

Least Common Multiple (LCM) :

The smallest multiple that a set of numbers has in common, used for finding common denominator.

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