LCM and GCF

Front

What is the Least Common Multiple (LCM)?

Back

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

Front

What is the Greatest Common Factor (GCF)?

Back

The GCF of two or more numbers is the largest number that divides each of the numbers 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 common factor.

Front

What is the LCM of 3 and 4?

Back

12

Front

What is the LCM of 4 and 10?

Back

20

Front

What is the GCF of 8 and 24?

Back

8

Front

What is the least common multiple of 4 and 12?

Back

12

Front

What is the LCM of 3 and 8?

Back

24

Front

If the LCM of two numbers is 24, what could the numbers be?

Back

The numbers could be 3 and 8, or 4 and 6.