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# Heaven1 Key Terms

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

Area | The number of sqaure units needed to cover the surface enclosed by a geometric |

Equation | A mathematical sentence that contains an equal sign, = |

Varible | A symbol, usually a letter, used to represent a number |

exponet | In a power, the number of times the base is used as a factor |

factor | A number that divides into a whole number with a remainder of zero |

solve | To replace a variable with a value that results in a true sentence |

Algebra | A mathematical language that uses symbols, ussally letters, along with numbers. The letters stand for numbers that are unknown |

Algebraic expressions | combinations of varibles,numbers, and at least one operation |

equation | A mathmatical sentence that contains an equal sign, = |

base | In a power, the number used as a factor. |

evaluate | To find the value of an algebraic expression by replacing variables with numerals |

cubed | The product in which a number is a factor three times |

prime factorization | A composite number expressed as a product of prime numbers |

equal sign | two lines parrelell that tells you how much equal to |

prime number | A whole number that has exactly two unique factors, 1 and the number itself |

definning the variable | Choosing a variable to represent the input when writing a function rule |

solution | The value of a variable that makes an equation true |

power | numbers expressed using exponents |

order pf operations | operation to perform first so thst everyone finds the same value for an expression |

function | assigns exactly one output value to one input value |

Function Table | organizer for input and output |

function rule | tells you if yoou mutiply r divie or add or subtract |

composite numbers | when you can multiply more than twice |

average | number of cubes in each stack that results from equally disributing all the cubes |

bar graph | is used to compare categories of data |

measures of central tendacy | mean, median, and mode |

median | is the middle number |

frequency | is the number of times an item occurs |

mode | numbers that show up more often |

graph | is a more visual way to display data |

negative numbers | written with a - sign |

positive numbers | data that are greater than zero |

horizantal axis | when categories are written on the bottom |

opposites | are numbers that are the same distance from zero in oppisite direction |

integers | positive whole numbers, their opposites, and zeros |

key | explains the stems and leaves |

outlier | numbers that are further than the other numbers |

line graph | is used to show how a set data change over period of time |

range | when you subtract the largest number with the lowest numbers |

line plot | is a diagram that shows the frequency of data on a number line |

stem-and-leaf plot | the data are ordered from least to greaatest and organized by place value |

mean | a set of data is the sum of the data divided by the number of pieces of data |

vertical axis | it includes the least number, ex 13, and the greatest nmber, ex 76 |

Clustering | Estimating method in which a group of numbers An estimation method in which a group of numbers close in vaule are rounded to the same number |

Decimals | A number that has twodigits in the tenths place and beyond |

equivalent decimals | decimals that name the same number |

espanded form | the sum of a product |

front-end estimation | an estimation method in which the front digitts are added or subtracted |

inequality | A mathematical sentence indicating two quanities are not equal |

standard form | number written without exponets |

Common multiples | multiples that are shared by two or more numbers |

equivalent fractions | fractions that name the same number |

greatest common factor | the greatest of the common factors of two or more numbers |

improper fraction | a fraction that has a numerator that us greater than or equal to the denominator. |

least common denominator | the least common multiple for the denominators of two or more fractions |

least common mulitple | the least of the common multiples of two or more numbers |

mixed numbers | the sum of a whole number and a fraction |

simplest form | the form of a fraction when the GCF of the numerator and the denominator is 1 |

venn diagram | a diagram that uses circles to display elements of different sets |

Created by:
Heaven Howard