Exploring Factors and Their Greatest Common Factor

What is a factor of a number?

• A number that can be added to the given number.

• A number that can be multiplied to get the given number.

• A number that can be divided by the given number.

• A number that can be subtracted from the given number.

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CCSS.6.NS.B.4

Which of the following is a factor pair of 12?

• 1 and 11

• 4 and 8

• 2 and 6

• 3 and 5

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CCSS.4.OA.B.4

What is the next factor pair of 12 after 2 and 6?

• 3 and 4

• 5 and 7

• 2 and 8

• 1 and 12

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CCSS.4.OA.B.4

What is the first factor pair of 18?

• 3 and 6

• 1 and 18

• 4 and 5

• 2 and 9

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CCSS.4.OA.B.4

Which of the following is NOT a factor pair of 18?

• 4 and 5

• 1 and 18

• 2 and 9

• 3 and 6

What is a common factor of 12 and 18?

• 5

• 6

• 7

• 8

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CCSS.6.NS.B.4

Which of the following is NOT a common factor of 12 and 18?

• 4

• 2

• 1

• 3

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CCSS.6.NS.B.4

What is the greatest common factor (GCF) of 12 and 18?

• 6

• 2

• 4

• 3

Tags

CCSS.6.NS.B.4

Which of the following statements is true about the GCF of 12 and 18?

• The GCF is the smallest factor they share.

• The GCF is the largest factor they share.

• The GCF is the sum of all their factors.

• The GCF is the product of all their factors.

Tags

CCSS.6.NS.B.4

What does GCF stand for?

• Greatest Common Formula

• Greatest Common Factor

• Greatest Common Fraction

• Greatest Common Function

Tags

CCSS.6.NS.B.4