# Arithmetic Course/Types of Number/Fraction Number

## Fraction NumberEdit

Number has the general form of a Numerator over a Denominator

## Equal FractionEdit

- when A = C and B = D

## Common DenominatorEdit

## Mathematic operationEdit

### AdditionEdit

### SubtractionEdit

### MultiplicationEdit

### DivisionEdit

## Rational NumberEdit

Fraction can be expressed as Rational Number

## Irrational NumberEdit

Fraction can be expressed as Irrational Number

Irratioal Constants