## FTCE Elem. Ed. Math

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

Subitizing | To see a small amount of objects and be able to instantly know how many |

Iteration | Repitition of a process |

Accuracy | Correctness |

Automaticity | The ability to retrieve math facts automatically |

3 stages of math fluency | 1. Figure out math facts2. Remember math facts 3. Develop speed and accuracy |

Flexibility | Using multiple strategies to get the same answer |

Equal groups | Groups that have the same number of items. Used for multiplication. |

Repeated addition | Adding the same number again and again to find the answer to a multiplication problem. |

Arrays | Arrangement of objects, pictures or numbers in rows. Used for multiplication. |

Prime numbers | A prime number can only be divided by 1 and itself |

Composite numbers | A composite number can be divided by 1, by itself, and by other numbers. |

Reflexive property | a=a |

Symmetric property | If a=b then b=a |

Transitive property | If a=b and b=c then a=c |

Commutative property | a+b = b+a |

Associate property | a+(b+c) = (a+b) + c |

Identity property | a+0 = a and ax1 = a |

Inverse property | a-a = 0 |

Distributive property | a (b+c) = ab + ac |

Mean absolute deviation | The distance from data points to the mean on a number line |

How many grams is a paper clip? | 1 gram |

How many kilograms is a liter of water? | 1 kilogram |

Integers | Positive and negative numbers and zero |

Whole numbers | All counting numbers and zero |

Natural numbers | All counting numbers but not zero |

Irrational numbers | Cannot be expressed as a fraction for any two integers. Have decimal expansions that are infinite but non-repeating |

Range | The difference between the largest and smallest number in a set |

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