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# Chapter 4 6th Grade

### Number Theory and Fractions

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

Divisible | A whole number is divisible by a second whole number if the first number can be divided by the second number with no remainder. |

Even Number | is a number that ends in 0,2,4,6,8. |

Odd Number | is a number that ends in 1,3,5,7,9. |

Base | when a number is written in expontial form,the number that is used as a factor is the base. |

Exponent | An exponent tells how many times a number or base is used as a factor. |

Power | A power can be expressed by using exponents |

Composite Numbers | is a whole number greater than one with more than two factors. |

Factor | a whole number that divides another whole number with a remainder of 0. |

Factor Tree | is a diagram that shows how a composite number breaks down into prime factors. |

Prime factorization | writing a composite number as the product of prime numbers is the prime factorization of the number. |

Prime Number | is a whole number with exactly two factors, 1 and the number and itself. |

Common Factor | A factor that two or more factors share. |

Greatest Commom Factor (GCF) | is the greatest factor shared by two or more factors |

Equivalent fractions | are fractions that name the same amount. |

Simplest form | when the numerator and denominator have no common factors other than 1. |

Improper Fraction | has a numerator that is greater than or equal to the denominator. |

Mixed number | is the sum of a whole number and a fraction. |

Proper Fraction | the numerator is less than the denominator. |

Common Multiple | a multiple shared by two or more numbers. |

Least Common Multiple (LCM) | is the smallest number that is a multiple of both numbers. |

Multiple | is the product of a number and any nonzero whole number. |

Least Common Denominator (LCD) | is the least common multiple of the denominator. |

Repeating Decimals | is a decimal that repeats the same digits without end. |

Created by:
rhondacarlton