GCF & LCM

Front

What is the GCF (Greatest Common Factor)?

Back

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

Front

What is the LCM (Least Common Multiple)?

Back

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

Front

Find the GCF of 12 and 30.

Back

6

Front

Find the LCM of 8 and 12.

Back

24

Front

Find the LCM of 4, 5, and 6.

Back

60

Front

Find the GCF of 50 and 40.

Back

10

Front

Find the GCF of 28, 42, and 56.

Back

14

Front

How do you find the GCF of two numbers?

Back

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

List the multiples of each number and identify the smallest multiple they have in common.

Front

What is a factor?

Back

A factor is a whole number that can be divided evenly into another number.