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Pre-Algebra Ch 6
Pre-Algebra Ch 6 vocabulary
| Term | Definition |
|---|---|
| compound interest | interest paid on the initial principal and on interest earned in the past |
| discount | the amount by which the regular price of an item is reduced |
| interest | the amount of money paid or earned for the use of money |
| markup | the amount the price of an item is increased above the price that the store paid for an item |
| percent equation | an equivalent form of the percent proportion, where % is written as a decimal (part = percent x whole) |
| percent error | a measure of the difference between an estimate, prediction, or measurement and the actual amount |
| percent of change | the ratio of the increase or decrease of an amount to the original amount |
| percent of decrease | the ratio of an amount of decrease to the previous amount, expressed as a percent. A negative percent of change. |
| percent of increase | the ratio of an amount of increase to the original amount, expressed as a percent |
| percent proportion | part/whole = percent/100 |
| principal | the amount of money in an account |
| selling price | the amount a customer pays for an item |
| simple interest | the amount of money paid or earned for the use of money (interest - principal x rate x time) |
Created by:
msjonesbss
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