Factors and Multiples Review Practice

Front

What is a factor of a number?

Back

A factor of a number is an integer that can be multiplied by another integer to produce that number.

Front

List all the factors of 30.

Back

1, 2, 3, 5, 6, 10, 15, 30

Front

What is the greatest common factor (GCF) of 12 and 18?

Back

The GCF of 12 and 18 is 6.

Front

What is a multiple of a number?

Back

A multiple of a number is the product of that number and an integer.

Front

List the first five multiples of 5.

Back

5, 10, 15, 20, 25

Front

What is the least common multiple (LCM) of 4 and 6?

Back

The LCM of 4 and 6 is 12.

Front

Define 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

Give an example of a prime number.

Back

2, 3, 5, 7, 11, etc.

Front

Define a composite number.

Back

A composite number is a natural number greater than 1 that has more than two positive divisors.

Front

Give an example of a composite number.

Back

4, 6, 8, 9, 10, etc.