LCM and GCF Review

Front

What does GCF stand for?

Back

GCF stands for Greatest Common Factor, which is the largest number that divides two or more numbers without leaving a remainder.

Front

What does LCM stand for?

Back

LCM stands for Least Common Multiple, which is the smallest number that is a multiple of two or more numbers.

Front

Find the GCF of 24 and 56.

Back

8

Front

Find the GCF of 32 and 40.

Back

8

Front

What is the LCM of 2 and 15?

Back

30

Front

What is the GCF of 99 and 54?

Back

9

Front

Find the GCF of 15 and 36.

Back

3

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 a factor?

Back

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