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Math #1-Timm
RISD math vocab. 1st 9 weeks
| Math Vocabulary | Definition |
|---|---|
| product | the answer to a multiplication problem |
| sum | the answer in an addition problem |
| difference | the answer in a subtraction problem |
| quotient | the answer in a division problem |
| divisor | the number used to divide another number |
| dividend | the number to be divided in a division problem |
| factors | the numbers that are multiplied to get a product |
| prime number | a number whose only factors are itself and one |
| exponent | a number telling how many times a number is to be used as a factor |
| estimate | to get an approximate answer to a problem |
| decline | to go down or diminish |
| X axis | the orizontal number line on a coordinate grid |
| Y axis | the vertical number line on a coordinate grid |
| ordered pairs | a pair of numbers used to locate a point on a coordinate grid |
| short word form | a number written with both numerals and words |
| expanded notation | writing a number to show the value of each digit |
| standard form | a number written with commas separating groups of three numbers |
| median | the middle number in data that is arranged in order from least to greatest |
| mean | the average; the sum of numbers in a set divided by the number of addends |
| mode | the number found most frequently in a set of data |
| range | the difference between the greatest number and the least number in a set of data |
| data | facts, figures, or information that is gathered |
| tally | a mark made to keep score or count |
| frequency | how often a number appears in a set of data |
| pictograph | a graph that used pictures or symbols to represent numbers |
| histogram | a bar graph showing frequency of data |
| stem and leaf plot | a display that shows data in order of place value |
| line graph | a graph that uses lines to show change |
| double bar graph | a graph that uses pairs of bars to compare information |
| frequency table | data arranged on a table to show how often events occur |
| numerator | the number above the fraction bar |
| denominator | the number below the fraction bar |
| mixed number | a number that includes a whole number and a fractional part |
| equivalent fraction | fractions that name the same fractional number |
| improper fraction | a fraction where the numerator is greater than or equal to the denominator; naming a number of one or more |
| variable | a symbol used to represent numbers in an expression |
| expression | a mathematical phrase made up of a combination of variables, numbers and/or numbers and operations |
| equation | a mathematical sentence which states that 2 expressions are equal |
Created by:
sgrubb
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