Prime Factorization

Front

What is prime factorization?

Back

Prime factorization is the process of breaking down a composite number into the product of its prime factors.

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

What is a composite number?

Back

A composite number is a natural number greater than 1 that is not prime, meaning it has more than two positive divisors.

Tags

CCSS.4.OA.B.4

Front

Use a number tree to find the prime factorization of 42.

Back

7 x 3 x 2

Front

Use a number tree to find the prime factorization of 18.

Back

3 x 3 x 2

Tags

CCSS.6.NS.B.4

Front

What is the prime factorization of 8?

Back

2 x 2 x 2

Front

Use a factor tree to find the prime factorization of 105.

Back

7 x 5 x 3

Front

Is 5 prime or composite?

Back

Prime

Tags

CCSS.4.OA.B.4

Front

What is the prime factorization of 30?

Back

2 x 3 x 5

Tags

CCSS.4.OA.B.4

Front

What is the prime factorization of 60?

Back

2 x 2 x 3 x 5