Prime factorization

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

List the first five prime numbers.

Back

2, 3, 5, 7, 11

Tags

CCSS.4.OA.B.4

Front

What is the prime factorization of 48?

Back

3 x 2^4

Front

What is the prime factorization of 384?

Back

2^7 x 3

Front

What does it mean for a number to be composite?

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

Is the number 1 prime, composite, or neither?

Back

Neither; 1 is not considered prime or composite.

Tags

CCSS.4.OA.B.4

Front

What is a factor tree?

Back

A factor tree is a visual representation used to find the prime factorization of a number by breaking it down into its prime factors.

Front

What is the prime factorization of 60?

Back

2^2 x 3 x 5

Front

How do 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.

Tags

CCSS.4.OA.B.4

Front

What is the prime factorization of 100?

Back

2^2 x 5^2

Tags

CCSS.4.OA.B.4