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# Pre-Algebra #1-40

### Pre-Algebra #1- 40

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

Numbers that can be written as fractions | Rational Numbers |

Whole numbers and their opposites | Integers |

Numbers Used when counting | Natural Numbers |

All counting numbers and "0" | Whole Numbers |

A letter that stands for a number | variable |

Numbers with only 2 factors | Prime |

Numbers with more than 2 factors | Composite |

A mathematical phrase with numbers and operations only | Numerical Expression |

Two numbers the same distance from zero | Opposites |

The distance a number is from zero | Absolute Value |

Adding opposites equals "0"-6 + 6 = 0 | Additive Inverse |

"Order changes" a + b + c = c + b + a | Commutative Property |

"To group together-groupings change"(c + d) + y = c + (d + y) | Associative Property |

x + 0 = x | Identity of Addition |

x(1) = x | Identity of Multiplication |

6(x + 7) = 6x + 6(7) | Distributive |

To Find the Answer | Evaluate |

Numbers with a perfect square root Ex: 1, 4, 9, 16, . . . | Square Numbers |

Examples - 1, 8, 27, 64, . . - Perfect Cube Roots | Cube Numbers |

The answer to an addition problem | Sum |

The answer to a subtraction problem | Difference |

The answer to a multiplication problem | Product |

The answer to a division problem | Quotient |

A number that multiplies a variable | Coefficient |

A term with no variable | Constant |

Parts of an expression; a number; a variable; or a number times a variable | Term |

Terms with the same variable raised to the same exponent | Like Terms |

A mathematical phrase with numbers, letters, and operations | variable expression |

A decimal that stops- .5 | Terminating Decimal |

A decimal that continues forever with a pattern | Repeating Decimal |

Numbers that cannot be written as fractions; Ex: Pi; decimals that continue forever with no pattern | Irrational Numbers |

A mathematical sentence showing one side EQUALS the other side | Equation |

A mathematical sentence showing one side DOES NOT EQUAL the other side (< , >, etc.) | Inequality |

The group of numbers than makes an inequality true | Solution Set |

A type of graph that shows the relationship between two variables ( positive correlation; negative correlation; no correlation) | Scatter Plot |

The property that says "Whatever you do to one side of an equation, you must do to the other side" | Properties of Equality |

A number that divides evenly into another | Factor |

Created by:
matkovichc