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In mathematics, summation (capital Greek sigma symbol: ∑) is the addition of a sequence of numbers; the result is their sum or total. ... Because addition is associative, the sum does not depend on how the additions are grouped, for .... The "i = m" under the summation symbol means that the index i starts out equal to m.


Sum definition, the aggregate of two or more numbers, magnitudes, quantities, ... by or as if by the mathematical process of addition: The sum of 6 and 8 is 14. ... the sum at the top, rather than at the bottom as we do now (cf. the bottom line).


The result of adding two or more numbers. Example: 9 is the sum of 2, 4 and 3 ( because 2 + 4 + 3 = 9). Drag the numerals to the two blue boxes to sum them:.


'Sum' means summation,it means addition. In mathematics,we have symbol for the summation i.e,capital Greek sigma symbol '∑'.summation is the addition of a  ...


In mathematics, adding numbers, items or amounts produces a sum. The word also refers to a group of arithmetic problems given as a classroom assignment.


Often mathematical formulae require the addition of many variables ... This expression means sum the values of x, starting at x1 and ending with xn. ... which does not involve the variable of summation and the sum involves n elements.


... of an addition. For example, adding 1, 2, 3, and 4 gives the sum 10, written ... means the quantity in question is raised to the appropriate power k and all terms  ...


Definition of Sum explained with illustrated examples. Also, practice lots of math problems with fun math worksheets at Splash Math.


What does sum,difference,product,quotient mean by Lilly Rogers - January 22, 2013.