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# Math 7th:Chapter 6

### Chapter 6 vocabulary

Term | Definition |
---|---|

discount | a deduction from the usual cost of something |

gratuity | a tip given to a waiter, taxicab driver, etc. |

markdown | a reduction in price. |

markup | the amount added to the cost price of goods to cover overhead and profit. |

percent equation | an equation that describes the relationship between part, while and percent |

percent of error | a ratio that compares the inaccuracy of an estimate (amount of error) to the actual amount |

percent of change | A ration that compared the change in a quantity to the original amount |

percent of decrease | a negative percent of change |

percent of increase | a positives percent of change |

percent proportion | one ratio or fractions that compares part of a quantity to the quantity. The other ratio is equivalent percent written as a fraction with a denominator of 100. |

principle | the amount of money deposited of borrowed |

sales tax | a tax on sales or on the receipts from sales |

selling price | asking price: the price at which something is offered |

simple interest | interest paid on the principal alone |

tip | a sum of money given to someone as a reward for their services. |

Created by:
tkorth