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 |