Divisibility rule

Use divisibility rules to determine which number is divisible by 2.

• 123

• 234

• 345

• 567

Use divisibility rules to determine which number is divisible by 3.

• 248

• 457

• 582

The number 345678 is divisible by 3 because.

• it is an even number.

• the last two digits (78) are divisible by 3.

• the sum of the digits (33) is divisible by 3.

Is 64 divisible by 2 ?

• Yes

• No

Which one is divisible by 5 ?

• 12

• 38

• 55

• 43

Which one of the following numbers is divisible by both 2 and 5?

• 21

• 36

• 35

• 30

Is 110 divisible by 6

• No

• Yes

Which of the following is not divisible by 3 ?

• 48

• 32

• 153

• 39

What is the divisibility rule for 5?

• Is the number even?

• Does the number end with either 0 or 5?

• Does the number end with 0?

Is 185 divisible by 9?

• Yes

• No