Factors FACTORS FACTORS!

What is a factor?

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

• A factor is a number that is always greater than the number itself.

• A factor is a decimal number that cannot be divided evenly.

• A factor is a number that is only prime.

List the factors of 30.

• 1, 2, 3, 5, 6, 10, 15, 30

• 1, 2, 4, 5, 10, 15

• 1, 3, 5, 7, 15, 30

• 2, 3, 6, 10, 12, 15

Is 5 a factor of 32?

• Yes

• No

• Sometimes

• Only in certain cases

Which number is a factor of 7?

• 3

• 4

• 6

• 7

Find the missing factor: 72 = 8 x __

• 7

• 8

• 9

• 10

What are the factors of 12?

• 1, 2, 3, 4, 6, 12

• 1, 2, 3, 4, 5, 6

• 2, 3, 4, 6, 8

• 1, 2, 3, 5, 10, 12

What is a prime factor?

• A factor that is a composite number.

• A factor that is a prime number.

• A factor that is a negative integer.

• A factor that is a whole number.

Which number is a factor of 24?

• 9

• 7

• 11

• 12

If 15 = 3 x __, what is the missing factor?

• 2

• 4

• 5

• 6

If a number is even, what can you say about its factors?

• At least one of its factors will also be even.

• All of its factors are odd.

• None of its factors can be prime.

• The sum of its factors is always even.