Divisibility rules

Front

What is a divisibility rule?

Back

A rule that helps determine if one number can be divided by another without leaving a remainder.

Front

What is the divisibility rule for 2?

Back

A number is divisible by 2 if it ends in 0, 2, 4, 6, or 8.

Front

What is the divisibility rule for 3?

Back

A number is divisible by 3 if the sum of its digits is divisible by 3.

Front

What is the divisibility rule for 5?

Back

A number is divisible by 5 if it ends in 0 or 5.

Front

What is the divisibility rule for 10?

Back

A number is divisible by 10 if it ends in 0.

Front

How can you check if a number is divisible by 4?

Back

A number is divisible by 4 if the last two digits form a number that is divisible by 4.

Front

What is the divisibility rule for 6?

Back

A number is divisible by 6 if it is divisible by both 2 and 3.

Front

What is the divisibility rule for 9?

Back

A number is divisible by 9 if the sum of its digits is divisible by 9.

Front

Is 4 an even number?

Back

Yes, 4 is an even number.

Front

Which of the following numbers is divisible by 10: 8105, 375, 460, 52?

Back

460 is divisible by 10.