Fraction Vocabulary

In a fraction, the number above the fraction bar represents the part of the whole.

• numerator

• denominator

• benchmark fraction

• improper fraction

The number below the fraction bar in a fraction that represents the total number of equal parts in one whole.

• numerator

• denominator

• benchmark fraction

• improper fraction

A number that is the denominator of two or more fractions.

• numerator

• common denominator

• benchmark fraction

• improper fraction

Fractions that name the same region, part of a set, or part of a segment.

• benchmark fraction

• improper fraction

• equivalent fraction

• mixed number

A known fraction that is commonly used for estimating.

Examples: 1/2, 1/4, 2/3 and 3/4

• benchmark fraction

• improper fraction

• equivalent fraction

• mixed number

A symbol, such as 𝟤/3 or 1/2, used to name a part of a whole, a part of a set, or a location on a number line

• fraction

• digit

• numerator

• denominator

A fraction in which the numerator (top number) is greater than or equal to the denominator (bottom number). Example:

 $\frac{15}{6}$  

• benchmark fraction

• improper fraction

• equivalent fraction

• mixed number

A number that has a whole number part and a fraction part.
Example:

 $3\frac{1}{4}$  

• benchmark fraction

• improper fraction

• equivalent fraction

• mixed number

To break into parts.

• compose

• decompose

• addition

• multiplication

To combine parts.

• divide

• subtract

• decompose

• compose