Prime Factorization - TEKS 6.7(A)

Front

What is prime factorization?

Back

The process of breaking down a number into its prime factors.

Front

What is a prime number?

Back

A number that has exactly two distinct positive divisors: 1 and itself.

Tags

CCSS.4.OA.B.4

Front

What is a composite number?

Back

A number that has more than two distinct positive divisors.

Tags

CCSS.4.OA.B.4

Front

Is the number 1 prime, composite, or neither?

Back

Neither prime nor composite.

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CCSS.4.OA.B.4

Front

What is the smallest prime number?

Back

2.

Tags

CCSS.4.OA.B.4

Front

What is the prime factorization of 12?

Back

2 x 2 x 3 or 2^2 x 3.

Front

What is the prime factorization of 30?

Back

2 x 3 x 5.

Tags

CCSS.4.OA.B.4

Front

How many prime numbers are there between 1 and 10?

Back

There are four prime numbers: 2, 3, 5, and 7.

Tags

CCSS.4.OA.B.4

Front

What is the prime factorization of 18?

Back

2 x 3 x 3 or 2 x 3^2.

Front

What is the prime factorization of 45?

Back

3 x 3 x 5 or 3^2 x 5.