Factors, Multiples, Prime, and Composite

Front

What are multiples?

Back

Multiples are the result of multiplying a number by whole numbers. For example, the multiples of 3 are 3, 6, 9, 12, 15, etc.

Front

What is a prime number?

Back

A prime number is a number that has only two factors: 1 and itself.

Front

Which of the following is a prime number: 15, 17, 21, 39?

Back

17 is a prime number.

Front

Is 5 prime or composite?

Back

5 is a prime number.

Front

List the first 5 multiples of 3.

Back

The first 5 multiples of 3 are 3, 6, 9, 12, 15.

Front

What are factors?

Back

Factors are numbers that can be multiplied together to get another number. For example, the factors of 12 are 1, 2, 3, 4, 6, and 12.

Front

What is a composite number?

Back

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

Front

Is 9 a prime or composite number?

Back

9 is a composite number because it has factors 1, 3, and 9.

Front

What is the smallest prime number?

Back

The smallest prime number is 2.

Front

What are the first 5 multiples of 5?

Back

The first 5 multiples of 5 are 5, 10, 15, 20, 25.