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percent of change
| Term | Definition |
|---|---|
| amount of error | the positive difference between the estimate and the actual amount. |
| commission | a payment equal to a percent of the amount of goods or services that an employee, sells for the company. |
| discount | the amount in by which the regular price of a item is reduced. |
| fee | a payment for a service. it can be a fixed amount, a percent of the charge, or both. |
| gratuity | also known as the tip. it is a small amount of money in return for a service. |
| interest | the amount paid or earned for, the use of the principal |
| markdown | an amount by which the regular price of the item is reduced |
| markup | the amount the price of an item is increased above the price the store paid for them. |
| percent error | a ratio that compares the inacruaccy of an estimate amount of error. to the actually amount |
| percent of change | a ratio that compares the change in a quantity to the origanal amount |
| percent of decrease | a negative percent of change |
| percent of increase | a positive percent of change. |
| principal | the amount of money deposited or borrowd. |
| sales tax | an additional amount of money charged on items that people buy. |
| selling price | the amount the customer pays for a item. |
| simple interest | the amount paid or earned for the use of money. the formula for simple interest is 1=prt. |
| tip | also known as a gratuity, it is a small amount of money in return for a service. |
| wholesale interest | the amount the stores pays for a item. |