12 terms

multiplication

the process of finding the total number of items in equal sized groups

Associative Property of Multiplication

the property that states that when a grouping of the factors is changed, the product remains the same

Combination

the result of joining two or more things

Distributive Property of Multiplication

The property that states that multiplying a sum by a number is the same as multiplying each addend by the number and then adding the products

multiple

A number that is the product of a given number and a counting number

Tree Diagram

An organized list that shows all possible outcomes of an event

Variable

A symbol or a letter that stands for an unknown number.

Associative Property of Multiplication

Ex. (2 X 4) X 3 = 2 X (4 X 3)

Combination

Ex. {cheese, mayo}, {cheese, turkey}, or {mayo,turkey}

Distributive Property of Multiplication

Ex. 3 X (2+4) = 3 X 2 + 3 X 4

Multiple

Ex. 4 X 5 = 20

20 is a multiple of 4 and also of 5

20 is a multiple of 4 and also of 5

Variable

Ex. 7 + n =

Find 7 + n if n+5

7+n = 7 + 5 = 12

Find 7 + n if n+5

7+n = 7 + 5 = 12