Multiples and Factors

What is a factor?

• A factor is a number that divides another number without leaving a remainder.

• A factor is a number that is multiplied by another number to get a product.

• A factor is a number that is added to another number to get a sum.

• A factor is a number that is subtracted from another number to get a difference.

What is the factor pair of 24 that includes 3?

• (3, 6)

• (3, 8)

• (4, 6)

• (2, 12)

If a number has only two factors, what type of number is it?

• Composite number

• Prime number

• Even number

• Odd number

What is a multiple?

• A number that can be expressed as the product of a given number and an integer.

• A number that is only divisible by itself and one.

• A number that is the sum of two integers.

• A number that can be expressed as a fraction.

How do you find the factors of a number?

• To find the factors, divide the number by integers starting from 1 up to that number.

• Multiply the number by integers starting from 1 up to that number.

• Subtract integers from the number until you reach zero.

• Add integers to the number until you reach a prime number.

Find the missing factor: 30 = 5 x __

• 4

• 5

• 6

• 7

What are the factors of 15?

• 1, 2, 3, 5

• 1, 3, 5, 15

• 2, 4, 6, 8

• 1, 5, 10, 15

What is the greatest common factor (GCF) of 8 and 12?

• 2

• 3

• 4

• 6

If 2 is a factor of a number, what can you say about that number?

• The number is odd.

• The number is prime.

• The number is even.

• The number is a multiple of 3.

Which number is a factor of 12?

• 3

• 5

• 7

• 9