Factors and Multiples

Front

What is a factor?

Back

A factor is a number that divides another number without leaving a remainder.

Front

List the factors of 12.

Back

The factors of 12 are 1, 2, 3, 4, 6, and 12.

Front

What is a multiple?

Back

A multiple is a number that can be divided by another number without a remainder.

Front

List the first four multiples of 5.

Back

The first four multiples of 5 are 5, 10, 15, and 20.

Front

What is a prime number?

Back

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

Front

Is 7 a prime number?

Back

Yes, 7 is a prime number because its only factors are 1 and 7.

Front

Which of the following is a factor of 48: 6, 18, 7, 9?

Back

6 is a factor of 48.

Front

What are the first four multiples of 3?

Back

The first four multiples of 3 are 3, 6, 9, and 12.

Front

What is the greatest common factor (GCF) of 8 and 12?

Back

The GCF of 8 and 12 is 4.

Front

What is the least common multiple (LCM) of 4 and 5?

Back

The LCM of 4 and 5 is 20.