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# Vocab Ck 5GL 2014

### the first four units which includes integers and rational numbers

TermDefinition
Integer A whole number, its opposite and zero
Absolute Value the distance from zero on a number line
Coordinate Plane the plane determined by a horizontal number line, called the x-axis, and a vertical number line, called the Y-axis
Ordered Pair the set of numbers used to locate a position in the coordinate plane
Origin the point (0,0) in a coordinate plane where the x axis, and the y-axis intersect
Quadrant one of the four parts that make up the coordinate plane
x-axis the horizontal number line of a coordinate plane
y-axis the vertical number line of a coordinate plane
zero pair the result when one positive is paired with one negative
whole number the numbers starting with 0 and counting up
Natural/Counting the numbers starting with 1 and counting up
reciprocal/multiplicative inverse "flipping a fraction"; 7/3 is the reciprocal of 3/7; when you multiply a fraction and its reciprocal you get 1
rational number a number that can be written in fractional form
percent a ratio that compares a number to 100
proportion an equation that shows that two ratios are equivalent
rate a ratio that compares two numbers with different kinds of units (for example- gallons:hour; price:item; mph)
ratio the comparison of two numbers that can be written in various ways
scale factor the number that is multiplied by to create an equivalent ratio
Created by: laura.bearden