Factors, Factors, and More Factors!

Front

What is a factor?

Back

A factor is a whole number that can be divided evenly into another number without leaving a remainder.

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CCSS.4.OA.B.4

Front

How do you determine if a number is a factor of another number?

Back

To determine if a number is a factor of another number, divide the larger number by the smaller number. If the result is a whole number, then the smaller number is a factor.

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CCSS.4.OA.B.4

Front

What is a common factor?

Back

A common factor is a number that is a factor of two or more numbers.

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CCSS.4.OA.B.4

Front

Is 5 a common factor of 75 and 80?

Back

Yes, 5 is a common factor of both 75 and 80.

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CCSS.4.OA.B.4

Front

Find the missing factor: 56 = 7 x __

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8

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CCSS.2.OA.C.3

Front

Is 3 a factor of 26?

Back

No, 3 is not a factor of 26.

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CCSS.4.OA.B.4

Front

Find the missing factor: 63 = 9 x __

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7

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CCSS.3.OA.A.1

Front

Find the missing factor: 81 = 9 x __

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9

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CCSS.4.NBT.B.6

Front

What is the greatest common factor (GCF)?

Back

The greatest common factor (GCF) is the largest factor that two or more numbers share.

Front

How can you find the GCF of two numbers?

Back

To find the GCF of two numbers, list the factors of each number and identify the largest factor that appears in both lists.