#### Divisibility Rules

When reducing fractions or finding the factors of a integer it is helpful to know the divisibility rules .

These are the most popular rules you should know.

Divisibility by 2: The last digit of the number is an even integer

Divisibility by 3: The sum the digits of the integer is divisible by 3

Divisibility by 4: The last two digits are divisible by 4

Divisibility by 5: The last digit is "0" or "5"

Divisibility by 6:If the number is divisible by 2 and 3, then it's divisible by 6

Divisibility by 9: The sum of the digits of the integer is divisible by 9