Factors, Multiples, Prime, and Composite

Front

What is a factor?

Back

A factor is a whole number that can be divided evenly into another number without leaving a remainder.

Tags

CCSS.4.OA.B.4

Front

List the factors of 15.

Back

The factors of 15 are 1, 3, 5, and 15.

Tags

CCSS.4.OA.B.4

Front

What is a multiple?

Back

A multiple is the product of a number and an integer. For example, multiples of 3 include 3, 6, 9, 12, etc.

Front

List the multiples of 4 up to 20.

Back

The multiples of 4 up to 20 are 4, 8, 12, 16, and 20.

Front

What is a prime number?

Back

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

Tags

CCSS.4.OA.B.4

Front

Is 7 a prime number?

Back

Yes, 7 is a prime number.

Tags

CCSS.4.OA.B.4

Front

What is a composite number?

Back

A composite number is a natural number greater than 1 that has more than two positive divisors.

Tags

CCSS.4.OA.B.4

Front

Is 12 a prime or composite number?

Back

12 is a composite number.

Tags

CCSS.4.OA.B.4

Front

How can you determine if a number is prime?

Back

To determine if a number is prime, check if it has any divisors other than 1 and itself. If it does, it is composite.

Tags

CCSS.4.OA.B.4

Front

What are the first five prime numbers?

Back

The first five prime numbers are 2, 3, 5, 7, and 11.

Tags

CCSS.4.OA.B.4