12 terms

integers

numbers in the set {-3, -2, -1, 0, 1, 2, 3}

positive integers

integers to the right of zero on the number line

negative integers

integers to the left of zero on the numbe line

opposites

two numbers that are the same distance from zero on the number line but are on opposite sides of zero

absolute value

the distance between a number and zero on a number line

terminating decimal

a decimal is called terminating if its repeating digit is 0

repeating decimal

the decimal form of a rational number

bar notation

a bar placed over digits that repeat to indicate a number pattern that repeats indefinitely

rational number

a number that can be written as a fraction

quadrants

the four regions in a coordinate plane separated by the x-axis and y=axis

ordered pair

a pair of numbers used to locate a point on the coordinate plane.. the ordered pair is written in the form (x,y)

orgin

the point of intersectioin of the x-axis and y-axis on a coordinate plane