LCM and GCF

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 multiple that is exactly divisible by two or more numbers.

Front

Find the GCF of 15 and 33.

Back

3

Front

What is the least common multiple (LCM) of 4 and 10?

Back

20

Front

What is the GCF of 18 and 24?

Back

6

Front

Find the GCF of 12 and 30.

Back

6

Front

What is the GCF of 5 and 35?

Back

5

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.