EXTRA CREDIT Factors and Multiples

Front

What is a factor?

Back

A factor is a whole number that can be divided evenly into another number. For example, factors of 6 are 1, 2, 3, and 6.

Front

What is a multiple?

Back

A multiple is the result of multiplying a number by an integer. For example, multiples of 4 are 4, 8, 12, 16, etc.

Front

List the factors of 27.

Back

The factors of 27 are 1, 3, 9, and 27.

Front

What number is a factor of 6 but NOT a multiple of 2?

Back

3 is a factor of 6 but not a multiple of 2.

Front

Which numbers are multiples of 4?

Back

The multiples of 4 include 4, 8, 12, 16, 20, etc.

Front

What are the common factors of 6 and 15?

Back

The common factors of 6 and 15 are 1 and 3.

Front

What is the greatest common factor (GCF) of 12 and 16?

Back

The GCF of 12 and 16 is 4.

Front

What is the least common multiple (LCM) of 3 and 4?

Back

The LCM of 3 and 4 is 12.

Front

If 14, 49, and 28 are all multiples of what number?

Back

They are all multiples of 7.

Front

How do you find the factors of a number?

Back

To find the factors of a number, divide it by whole numbers starting from 1 up to that number and see which divisions result in whole numbers.