GCF and LCM

Front

What is the definition of LCM?

Back

LCM stands for Least Common Multiple. It is the smallest multiple that is exactly divisible by each number in a set.

Front

What is the definition of GCF?

Back

GCF stands for Greatest Common Factor. It is the largest factor that two or more numbers have in common.

Front

Find the LCM of 5, 6, and 15.

Back

30

Front

Find the LCM of 5, 9, and 15.

Back

45

Front

Find the GCF of 6 and 12.

Back

6

Front

Identify the first three common multiples of 2 and 4.

Back

4, 8, and 12

Front

Find the GCF of 12, 42, and 60.

Back

6

Front

What is a multiple?

Back

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

Front

What is a factor?

Back

A factor of a number is an integer that can be multiplied by another integer to produce that number.

Front

How do you find the LCM of two numbers?

Back

To find the LCM of two numbers, list the multiples of each number and find the smallest multiple they have in common.