Prime and Composite STAAR Released Questions

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.

Front

What is a composite number?

Back

A composite number is a natural number greater than 1 that has more than two positive divisors.

Front

Is 1 a prime or composite number?

Back

1 is neither prime nor composite.

Front

What are the first five prime numbers?

Back

2, 3, 5, 7, 11.

Front

What are the first five composite numbers?

Back

4, 6, 8, 9, 10.

Front

How can you determine if a number is prime?

Back

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

Front

How can you determine if a number is composite?

Back

A number is composite if it has more than two distinct positive divisors.

Front

What is the prime factorization of 36?

Back

The prime factorization of 36 is 2 x 2 x 3 x 3.

Front

Which of the following is a composite number: 7, 9, 11?

Back

9 is a composite number.

Front

What is the relationship between prime and composite numbers?

Back

All composite numbers are made up of prime numbers multiplied together.