GCF and LCM

Front

What is the Greatest Common Factor (GCF)?

Back

The GCF is the largest positive integer that divides all the numbers in a given set without leaving a remainder.

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 Least Common Multiple (LCM)?

Back

The LCM is the smallest positive integer that is a multiple of two or more numbers.

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

Find the GCF of 6 and 12.

Back

The GCF of 6 and 12 is 6.

Front

Find the GCF of 14 and 22.

Back

The GCF of 14 and 22 is 2.

Front

Find the GCF of 32 and 64.

Back

The GCF of 32 and 64 is 32.

Front

If a number is a factor of another number, what does that mean?

Back

It means that the first number can be multiplied by an integer to get the second number.

Front

What is a multiple of a number?

Back

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

Front

How can GCF be used in real-life situations?

Back

GCF can be used to determine how to evenly distribute items into groups, such as forming teams with equal members.