GCF and LCM

Front

What is the Greatest Common Factor (GCF)?

Back

The GCF is the largest number that divides two or more numbers without leaving a remainder.

Front

What is the Least Common Multiple (LCM)?

Back

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

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 an example of finding the GCF of 36 and 60?

Back

The GCF of 36 and 60 is 12.

Front

What is an example of finding the LCM of 4 and 5?

Back

The LCM of 4 and 5 is 20.

Front

If 12 students can be arranged in teams of 4, how many teams can be formed?

Back

3 teams can be formed.

Front

If two numbers are 8 and 12, what is their GCF?

Back

The GCF of 8 and 12 is 4.

Front

If two numbers are 3 and 5, what is their LCM?

Back

The LCM of 3 and 5 is 15.

Front

What is the GCF of 18 and 24?

Back

The GCF of 18 and 24 is 6.