Prime vs. Composite Numbers #1

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 number, composite number, or neither?

Back

Neither.

Front

List the first five prime numbers.

Back

2, 3, 5, 7, 11.

Front

List the first five composite numbers.

Back

4, 6, 8, 9, 10.

Front

What are the factors of 8?

Back

1, 2, 4, 8.

Front

What are the factors of 7?

Back

1, 7.

Front

Is 99 a prime number, composite number, or neither?

Back

Composite.

Front

What is the smallest prime number?

Back

2.

Front

What is the smallest composite number?

Back

4.