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Math Vocabulary
Review of Math Terms
| Term | Definition |
|---|---|
| Proportion | An equation stating that two ratios or rates are equivalent. |
| Ratio | A comparison between two quantities. |
| Origin | The point at which the x-axis and y-axis intersect. The _____ is at the point (0,0). |
| Simple Interest | The amount of money paid or earned for the use of money. The formula for _____ ______ is I=prt. |
| Sales Tax | An additional amount of money charged on items that people buy. |
| Percent of Change | A ratio that compares the amount of change to the original amount. Examples of _____ _____ ____ include markup, discount, percent of increase, and percent of decrease. |
| Additive Inverse | Two integers that are opposites. The sum of an integer and its _________ _________ is zero. |
| Graph | The process of placing a point on a number line or coordinate plane at its proper location. |
| Zero Pair | The result when one positive counter is paired with one negative counter. 8 and -8 is an example of a _____ _____. |
| Bar Notation | In repeating decimals, the line placed over the digits that repeat. |
| Least Common Denominator | The least common multiple of the denominators of two or more fractions. |
| Like Fractions | Fractions that have the same denominator. |
| Sequence | An ordered list of numbers. |
| Algebraic Expression | An expression that contains numbers, variables, and at least one operation. |
| Constant | A term that does not contain a variable. |
| Two-Step Equations | An equation having two different operations. |
| Equivalent Equations | Two or more equations with the same value. |
| Multiplication Property of Inequality | When you multiply each side of an inequality by a negative number, the inequality symbol must be reversed in order for the inequality to remain true. |
| Acute Angle | An angle with a measure greater than 0, but less than 90. |
| Complementary Angles | Two angles are _______ if the sum of their measures is 90. |
| Right Triangle | A triangle having one right angle. (A triangle having one angle that is 90 degrees.) |
| Circumference | The distance around a circle. |
| Diameter | The distance across a circle through its center. |
| Pi | The ratio of the circumference of a circle to its diameter. The estimated value for ____ is 3.14. |
| Probability | The chance that some event will happen. It is the ratio of favorable outcomes to the possible outcomes. |
| Sample Space | The set of all possible outcomes of a probability experiment. |
| Compound Event | An event consisting of two or more simple events. |
| Vertex | The vertex of an angle is the common endpoint of the rays forming the angle. |
| Factor | To write a number as a product of its factors. |
| Algebra | A branch of mathematics that involves expressions with variables. |
Created by:
jennroth
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