GCF and LCM

Front

What does GCF stand for in mathematics?

Back

GCF stands for Greatest Common Factor.

Front

How do you find the GCF of two numbers?

Back

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

Front

What is the GCF of 24 and 36?

Back

The GCF of 24 and 36 is 12.

Front

What does LCM stand for in mathematics?

Back

LCM stands for Least Common Multiple.

Front

How do you find the LCM of two numbers?

Back

To find the LCM, list the multiples of each number and identify the smallest multiple that appears in both lists.

Front

What is the LCM of 4 and 5?

Back

The LCM of 4 and 5 is 20.

Front

What is the relationship between GCF and LCM?

Back

The product of the GCF and LCM of two numbers is equal to the product of the numbers themselves.

Front

What is a factor?

Back

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

Front

What is a multiple?

Back

A multiple is a number that can be expressed as the product of an integer and another number.

Front

Is 15 a factor of 45?

Back

Yes, 15 is a factor of 45.