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Vocab Ck 5GL 2014
the first four units which includes integers and rational numbers
| Term | Definition |
|---|---|
| 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
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