Greatest Common Factor

Front

What is the Greatest Common Factor (GCF)?

Back

The GCF is the largest number that divides two or more numbers without leaving a remainder.

Front

How do you find the GCF of two numbers?

Back

1. List the factors of each number. 2. Identify the common factors. 3. The largest of these common factors is the GCF.

Front

What are the factors of 12?

Back

1, 2, 3, 4, 6, 12

Front

What is the GCF of 15 and 36?

Back

3

Front

What is the GCF of 24 and 30?

Back

6

Front

What is the GCF of 20 and 30?

Back

10

Front

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

Back

8

Front

List the steps to find the GCF using prime factorization.

Back

1. Find the prime factorization of each number. 2. Identify the common prime factors. 3. Multiply the lowest powers of these common factors.

Front

What is a factor?

Back

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

Front

What is the relationship between GCF and LCM (Least Common Multiple)?

Back

The product of the GCF and LCM of two numbers is equal to the product of the numbers.