Chapter 1

Absolute Value

the distance between a number and zero on a number line

Additive Inverse Property

the sum of an integer and its opposite is zero

Associative Property (of addition or multiplication)

changing the grouping of addends or factors does not change the sum or product

Commutative Property (of addition or multiplication)

changing the order of addends or factors does not change the sum or product

Difference

the result when one number is subtracted from another

Evaluate

find the value of an expression

Expression

a mathematical phrase containing numbers, operations, and/or variables

Integers

the set of whole numbers and their opposites

Mean

the sum of the data divided by the number of data values

Opposites

two numbers that are the same distance from zero, but in opposite directions on the number line

Product

the result when one number is multiplied by another

Quotient

the result when one number is divided by another

Sum

the result when one number is added to another