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# 5th Grade EDM Unit 7

### Exponents and Negative Numbers

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

base | a number that is raised to a power |

axis (axes) | 2 intersecting number lines that form a coordinate grid |

exponent | a small raised number that represents how many times the base is used as a factor |

expanded notation | a way of writing a number as the sum of the values of each digit |

exponential notation | a way of representing repeated multiplication by the same factor |

expression | a mathematical phrase made up of numbers, variables, operation symbols, and/or grouping symbols; but does not contain relation symbols |

factor | any number multiplied by another number |

line graph | a graph in which data points are connected by line segments |

negative number | a number less than 0 |

nested parentheses | parentheses within parentheses in an expression |

number-and-word notation | a notation consisting of the significant digits of a number and words for the place value |

order of operations | rules that tell the order in which operations in an expression should be carried out |

power of a number | a product of factors that are all the same (5 x 5 x 5 is read "5 to the third power") |

scientific notation | a system for representing numbers in which a number is written as teh product of a power of 10 |

standard notation | a way of writing a number using digits |

venn diagram | a picture that uses circles or rings to show relationships between sets |