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# Chpt 2 vocabulary

### vocabulary words and definitions

Question | Answer |
---|---|

Bar notation | indicates that a number pattern repeats indefinitley . |

Base | In a power the number used as a factor. |

common denominator | A common multiple of the denominators of two or more |

Cubed | The product in which a number is a factor 3 times |

Exponent | In a power the number that tells how many times the base is used as a factor. |

Exponential form | Numbers written with exponents |

Factors | Two or more numbers that are multiplied together to form a product |

Least common denominator ( LCD ) | The least common multiple of the denominators of two or more fractions You can use LCD to compare fractions . |

Like fractions | Fractions the have the same denominator |

Powers | Numbers expressed using exponents . |

Rational numbers | A number that can be expressed as a fraction . |

Repeating Decimal | Have a pattern in there digits that repeat forever . . |

Squared | The product of a number and itself. |

Standard form | Numbers written without exponents . |

Terminating decimal | A decimal whose digits end . Every terminating decimal can be written as a fraction with a denominator of 10, 100 , 1,000 and so on . |

Unlike fractions | Fractions with different denominators . |

Created by:
emibear