# Arithmetic Course/Number Operation/Division

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## Division[edit]

Division is a mathematical operation of adding two quantities which can be represented by

- A / B

## Operation[edit]

- a / b = b / a
- a / b / c = a / (b / c) = (a / b) / c

## Rules[edit]

Any number divides zero is equal to Infinity

- a / 0 = ∞

Any number divides to itself is equal to 1

- a / a = 1

Any number divides to its negative is minus one

- a / (-a) = -1