Factors and Greatest Common Factors

What is the GCF of 18 and 24?

• 3

• 6

• 8

• 9

What is the GCF of 4 and 12?

• 3

• 1

• 6

• 4

What is the greatest factor of 28 and 49?

• 1

• 2

• 7

• 12

What is the GCF of 20 and 30?

• 5

• 2

• 10

• 20

The exponent on x of the GCF is ​ ​ (a)  

• 4

• 5

• 6

• 7

• 8

• 9

• 10

• 1

• 2

• 3

The exponent on z of the GCF is ​ ​ (a)  

• 5

• 6

• 7

• 8

• 9

• 10

• 1

• 2

• 3

• 4

The exponent on z of the GCF is ​ ​ ​ ​ (a)  

• 5

• 6

• 7

• 8

• 9

• 10

• 1

• 3

• 4

• 2

The exponent on x of the GCF is ​ (a)  

• 3

• 5

• 6

• 7

• 8

• 9

• 10

• 1

• 2

• 4

• A

• B

• C

• D

The coefficient of the GCF is ​ (a)  

• 3

• 4

• 5

• 6

• 7

• 8

• 9

• 10

• 1

• 2