Prime Factorization Flashcard

Front

What is the GCF (Greatest Common Factor) of 12 and 30?

Back

6

Front

Use a factor tree to find the prime factorization of 72.

Back

2x2x2x3x3

Front

Composite numbers:

Back

Have more than 2 factors.

Front

A prime number is...

Back

a number that has only two factors (1 and itself).

Front

Use a factor tree to find the prime factorization of 33.

Back

11x3

Front

What is a prime number?

Back

A number greater than 1 that has no positive divisors other than 1 and itself.

Front

What is a composite number?

Back

A number that has more than two factors.

Front

What is the prime factorization of 18?

Back

2x3x3

Front

What is the prime factorization of 45?

Back

3x3x5

Front

How do you find the GCF of two numbers?

Back

List the factors of each number and find the largest factor they have in common.