Factor, Multiple, Prime Number, Composite Number

October 2nd

Information learned in class that might be helpful at home:

Factor- a whole number that divides a whole number without a remainder
            (or) One of the two whole numbers that multiply together to get a product.

Multiple: The product of the same factor multiplied by continuing numbers
                (or) It is skip counting.

Examples:

Factors of 24- 1,2,3,4,6,8,12,24
Multiples of 24- 24,48,72,96,120...

Prime Number- has only 2 factors, 1 and itself.

Composite Number- has 3 or more factors.

Examples:

Prime Numbers: 1,2,3,5,7,11,13,17,19,23
Composite Numbers: 2,4,9,12,99,100,625 (any number that is not a prime number)

Common Core Standard 4.OA.4:

Find all factor pairs for a whole number in the range 1–100. Recognize

whether a given whole number in the range 1–100 is a multiple of a

given one-digit number. Determine whether a given whole number in

the range 1–100 is prime or composite.