|Compare geometric mean Often shortened to: mean, Also called: average an average value of a set of integers, terms, or quantities, expressed as their sum divided by their number: the arithmetic mean of 3, 4, and 8 is 5|
|bottom number in a fraction|
|the term of a fraction, usually above the line, that indicates the number of equal parts that are to be added together; the dividend placed over a divisor|
arithmetic mean a·rith·me·tic mean (ə-rĭth'mĭ-tĭk)
The value obtained by calculating the sum of a set of quantities and then dividing that sum by the number of quantities in the set. Also called average.
|arithmetic mean (ār'ĭth-mět'ĭk) Pronunciation Key
The value obtained by dividing the sum of a set of quantities by the number of quantities in the set. For example, if there are three test scores 70, 83, and 90, the arithmetic mean of the scores is their sum (243) divided by the number of scores (3), or 81. See more at mean. Compare average, median, mode.