Greatest Common Factor & Least Common Multiple

Front

What is the Greatest Common Factor (GCF)?

Back

The GCF is the largest positive integer that divides all the numbers in a given set without leaving a remainder.

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 that appears in both lists.

Front

What is the Least Common Multiple (LCM)?

Back

The LCM is the smallest positive integer that is a multiple of all the numbers in a given set.

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 that appears in both lists.

Front

What is the GCF of 16 and 24?

Back

The GCF of 16 and 24 is 8.

Front

What is the LCM of 4 and 5?

Back

The LCM of 4 and 5 is 20.

Front

List the factors of 12.

Back

The factors of 12 are 1, 2, 3, 4, 6, 12.

Tags

CCSS.4.OA.B.4

Front

What is the GCF of 35 and 49?

Back

The GCF of 35 and 49 is 7.

Front

What is the LCM of 6 and 8?

Back

The LCM of 6 and 8 is 24.

Front

If Sara has 16 red flowers and 24 yellow flowers, how many bouquets can she make with the same number of each color?

Back

Sara can make 8 bouquets.