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Math unit 3
19-20
| Term | Definition |
|---|---|
| Commission | A fee paid for services, usually a percentage of the total cost |
| Complex Fractions | a fraction where the numerator, denominator, or both contain a fraction |
| Constant of Proportionality | the ratio between two directly proportional quantities. |
| Discount | to deduct from the usual cost of something |
| Markdown | a reduction in price |
| Percent | one part in every hundred |
| Percent Error | an expression of the difference between a measured value and the known or accepted value |
| Principal | The total amount of money borrowed (or invested), not including any interest or dividends. |
| Proportional Relationships | is one in which two quantities vary directly with each other |
| Proportions | a statement that two ratios are equal |
| Rate | the ratio between two related quantities in different units |
| Ratios | a relationship between two numbers indicating how many times the first number contains the second |
| Scale Drawings | A drawing that shows a real object with accurate sizes reduced or enlarged by a certain amount |
| Scale Factor | In two similar geometric figures, the ratio of their corresponding sides |
| Simple Interest | determined by multiplying the daily interest rate by the principal by the number of days that elapse between payments |
| Unit Rates | describes how many units of the first type of quantity corresponds to one unit of the second type of quantity |