GCF & LCM

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 12 and 30.

Back

The GCF of 12 and 30 is 6.

Front

Find the LCM of 8 and 12.

Back

The LCM of 8 and 12 is 24.

Front

Find the LCM of 5, 10, and 15.

Back

The LCM of 5, 10, and 15 is 30.

Front

Find the GCF of 50 and 40.

Back

The GCF of 50 and 40 is 10.

Front

Find the GCF of 14, 56, and 63.

Back

The GCF of 14, 56, and 63 is 7.

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.