Prime and Composite Numbers

Front

What is a prime number?

Back

A prime number is a number greater than 1 that has exactly two factors: 1 and itself.

Front

What is a composite number?

Back

A composite number is a number greater than 1 that has more than two factors.

Front

Which number is NOT prime: 7, 9, 2, 3?

Back

9 is NOT a prime number.

Front

What are factors?

Back

Factors are the numbers multiplied together to make a product.

Front

Which list contains only composite numbers: 1, 3, 4, 2 or 4, 6, 4, 6, 8, 5, 6, 8?

Back

4, 6, 8 are all composite numbers.

Front

How is a prime number different from a composite number?

Back

Prime numbers have only 2 factors, while composite numbers have more than 2 factors.

Front

Is 100 a prime or composite number?

Back

100 is a composite number.

Front

Give an example of a prime number.

Back

An example of a prime number is 5.

Front

Give an example of a composite number.

Back

An example of a composite number is 6.

Front

What is the smallest prime number?

Back

The smallest prime number is 2.