Mathematics Flashcard

Front

What are factors?

Back

Factors are numbers that divide another number completely without leaving a remainder.

Front

List the factors of 20.

Back

The factors of 20 are 1, 2, 4, 5, 10, and 20.

Front

List the factors of 12.

Back

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

Front

What are common factors?

Back

Common factors are numbers that are factors of two or more numbers.

Front

List the common factors of 6 and 12.

Back

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

Front

List the factors of 33.

Back

The factors of 33 are 1, 3, 11, and 33.

Front

What are the common factors of 18 and 20?

Back

The common factors of 18 and 20 are 1 and 2.

Front

How do you find the factors of a number?

Back

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

Front

What is the greatest common factor (GCF)?

Back

The greatest common factor (GCF) is the largest number that divides two or more numbers without leaving a remainder.

Front

How can you determine the GCF of two numbers?

Back

To determine the GCF, list the factors of each number and identify the largest factor that appears in both lists.