Greatest Common Factor (GCF)

Front

What is the Greatest Common Factor (GCF)?

Back

The GCF is the largest positive integer that divides all the given numbers 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 GCF of 8 and 10?

Back

2

Front

What is the GCF of 12 and 15?

Back

3

Front

What is the GCF of 18 and 24?

Back

6

Front

What is the GCF of 20 and 30?

Back

10

Front

What is the GCF of 8, 10, 12, and 20?

Back

2

Front

What is the GCF of 9 and 15?

Back

3

Front

What is the GCF of 99 and 54?

Back

9

Front

What is the GCF of 14 and 28?

Back

14