14 terms

The following is a collection of vocabulary terms encountered during Chapter 2 of the CPM Core Connections Course 2 text.

absolute value

the distance of a number from zero

additive identity

the number that can be added to any number and not change the value

additive inverse

the number you have to add to a given number to get a sum of zero

Distributive Property

for any a, b, and c... the following equivalency is true: (a[b+c] = ab + ac)

equivalent

having the same value

four-quadrant graph

the graph that utilizes the entire coordinate plane...including the negative parts of each axis

integers

the set of numbers that contains all whole numbers and their opposites

improper fraction

a fraction that has a value greater than one

interval

the set of numbers between any two given numbers

mixed number

the sum of a whole number and a fraction

rational numbers

numbers that can be expressed as a fraction (a/b)...where a and b are integers, and b does not equal zero

repeating decimal

a decimal that repeats the same sequence of digits forever from some point onward

scale

the ratio between a length of the representation (a map, model, or diagram) and the corresponding length of the actual object

terminating decimal

a decimal that has a finite number of non-zero digits