GREATEST COMMON FACTOR

Front

What is the greatest common factor (GCF)?

Back

The greatest common factor (GCF) is the largest number that divides two or more numbers without leaving a remainder.

Front

Find the GCF of 10 and 20.

Back

10

Front

List the common factors of 7 and 21.

Back

1, 7

Front

What are the common factors of 9 and 12?

Back

1, 3

Front

What are the factors of 4?

Back

1, 2, 4

Front

Identify the common factors of 16 and 20.

Back

1, 2, 4

Front

How do you find the GCF of two numbers?

Back

List the factors of each number and identify the largest factor they have in common.

Front

What is a factor?

Back

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

Front

What is the GCF of 12 and 18?

Back

6

Front

What is the GCF of 15 and 25?

Back

5