Prime Factorization

Front

What is prime factorization?

Back

Prime factorization is the process of breaking down a number into its prime factors, which are the prime numbers that multiply together to give the original number.

Front

What are prime numbers?

Back

Prime numbers are numbers greater than 1 that have no positive divisors other than 1 and themselves. Examples include 2, 3, 5, 7, and 11.

Tags

CCSS.4.OA.B.4

Front

Use a number tree to find the prime factorization of 60.

Back

5 x 3 x 2 x 2

Front

Which list contains all prime numbers? 2, 3, 5, 7, 11 or 2, 3, 5, 7, 9?

Back

2, 3, 5, 7, 11

Tags

CCSS.4.OA.B.4

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

Write 63 as a product of its prime factors.

Back

3 x 3 x 7

Front

Use a number tree to find the prime factorization of 64.

Back

2 x 2 x 2 x 2 x 2 x 2

Tags

CCSS.4.OA.B.4

Front

What is a number tree?

Back

A number tree is a visual representation used to break down a number into its prime factors, showing the division process.

Tags

CCSS.4.OA.C.5

Front

What is the prime factorization of 30?

Back

2 x 3 x 5

Tags

CCSS.4.OA.B.4

Front

How do you know if a number is prime?

Back

A number is prime if it has exactly two distinct positive divisors: 1 and itself.

Tags

CCSS.4.OA.B.4