Pre-Algebra Vocab Test

4. A negative percent of change.
5. The amount the customer pays for an item.
6. The amount by which the regular price of an item is reduced.
7. A payment equal to a percent of the amount of goods or services that an employee sells for the company.
8. Also known as a gratuity, it is a small amount of money in return for a service.
9. A payment for a service. It can be a fixed amount, a percent of the charge, or both.
11. An amount by which the regular price of an item is reduced.
12. An additional amount of money charged on items that people buy.
13. Also known as a tip. It is a small amount of money in return for a service.
14. A ratio that compares the change in a quantity to the original amount.
15. The amount of money deposited or borrowed.
16. The amount the price of an item is increased above the price the store paid for the item.
17. The amount paid or earned for the use of the principal.

1. A positive percent of change.
2. The amount paid or earned for the use of money. The formula for simple interest is I = prt.
3. The amount the store pays for an item.
10. The positive difference between the estimate and the actual amount.