Fractions are a specific type of that compares a part to a whole. Fractions are written in the form

$ba ,$ where the

numerator $a$ is the part and the

denominator $b$ is the whole.

$part→whole→ ba ←numerator←denominator $

There are many possible ways of reading fractions, but one universal method is saying

$a$ over $b.$

Fractions where

$a$ is less than

$b$ are called

proper fractions. Fractions where

$a$ is greater than or equal to

$b$ are called

improper fractions.

Fractions are also another way to write a of the numerator by the denominator.

$918 =18÷9 $

A fraction like

$918 $ can be to

$12 ,$ or just

$2.$ It is important to keep in mind that the denominator of a fraction can never be equal to

$0$ because the of division by

$0$ is always .