Divisibility Rules

252 is divisible by 6 because:

• The digits add up to 6.

• The sum of the digits is divisible by 6.

• It's divisible by both 2 and 3.

• The sum of the digits is even.

A number is divisible by 10 if it ends in

• 0

• 10

• 5

• 8

What is the divisibility rule for 5?

• The digits must add up to 10.

• The last digit needs to be a 5 or 0.

• The last digit can only be a 5.

• The sum of the digits need to be divisible by 5.

All of these numbers are divisible by 5 except for...

• 75,395

• 984,940

• 222,222,235

• 8,943,892

Is 848,960 divisible by 10?

• Yes

• No

Which of the following numbers is NOT divisible by 4?

• 1016

• 1566

• 5740

• 2024

If the _____ of all digits in a number is divisible by 3, that number is divisible by 3.

• sum

• square root

• difference

• average

If the _____ digits of a number are divisible by 4, that number is divisible by 4.

• first two

• last two

• middle two

• first and last two

f the final digit of a number is _____, that number is divisible by 10.

• 0

• 5

• 0 or 5

• even

• odd

A number is divisible by another number when the quotient is a whole number—a number with no remainder.

When a number is divisible by another number, the quotient is...

• has a remainder

• is less than 1

• is larger than the dividend

• is a whole number