Prime and Composite Numbers

Front

What is a prime number?

Back

A prime number is a number greater than 1 that has no factors other than 1 and itself.

Front

What is a composite number?

Back

A composite number is a number that has factors other than 1 and itself.

Front

Which of the following is a prime number: 2, 4, 6, 8?

Back

2 is a prime number.

Front

Which of the following is a composite number: 3, 5, 9, 11?

Back

9 is a composite number.

Front

Is the number 1 a prime number?

Back

No, 1 is not a prime number.

Front

What is the smallest prime number?

Back

The smallest prime number is 2.

Front

List three prime numbers.

Back

2, 3, 5.

Front

List three composite numbers.

Back

4, 6, 8.

Front

Is 17 a prime number or a composite number?

Back

17 is a prime number.

Front

Is 44 a prime number or a composite number?

Back

44 is a composite number.