GCF and LCM

Front

What does GCF stand for in mathematics?

Back

GCF stands for Greatest Common Factor.

Front

What does LCM stand for in mathematics?

Back

LCM stands for Least Common Multiple.

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 they have in common.

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 they have in common.

Front

What is the GCF of 12 and 18?

Back

The GCF of 12 and 18 is 6.

Front

What is the LCM of 5 and 10?

Back

The LCM of 5 and 10 is 10.

Front

What is a composite number?

Back

A composite number is a number that has more than two factors.

Front

What is a prime number?

Back

A prime number is a number that has exactly two distinct positive factors: 1 and itself.

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.