Factors, Multiples, Prime, Composite Review

Front

What is a factor?

Back

A factor is a number that divides another number without leaving a remainder.

Front

List all the factors of 12.

Back

1, 2, 3, 4, 6, 12

Front

What is a multiple?

Back

A multiple is a number that can be divided by another number without a remainder.

Front

List the first 5 multiples of 5.

Back

5, 10, 15, 20, 25

Front

What is a prime number?

Back

A prime number is a number greater than 1 that has no positive divisors other than 1 and itself.

Front

Is 9 a prime number?

Back

No, 9 is not a prime number because it can be divided by 1, 3, and 9.

Front

What is a composite number?

Back

A composite number is a number that has more than two factors.

Front

Is 15 a composite number?

Back

Yes, 15 is a composite number because it has factors 1, 3, 5, and 15.

Front

Which number is the only EVEN prime number?

Back

2

Front

List all the factors of 18.

Back

1, 2, 3, 6, 9, 18