# Divisibility Rules

### Evan H, Reid R, and Riley S.

## 2

If it ends with an even number it is divisible by 2. for instants, 2,754 or 7,678

## 3

The rule is...

You must add up all the digits and if it divisible by three then the starting number is divisible by 3.

## 4

Whole numbers are divisible by 4. If then can the number can be formed by the last 2 individual digits is evenly divisible by 4.

## 5

Any number that ends with a 5 or 0 is divisible by 5

## 6

To be divisible by six the number has to be divisible by 2 and 3. Ex. 1986 AND 8760

## 9

A number is divisible by 9 if the sum of its digits is divisible by 9. Ex. 2,880 and 3,564

## 10

If the number ends with a zero it is divisible by 10.