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  1. SUM Definition & Meaning - Merriam-Webster

    The meaning of SUM is an indefinite or specified amount of money. How to use sum in a sentence.

  2. SUM Definition & Meaning | Dictionary.com

    SUM definition: the aggregate of two or more numbers, magnitudes, quantities, or particulars as determined by or as if by the mathematical process of addition. See examples of sum used in a …

  3. Sum Calculator

    Nov 4, 2025 · Use this calculator to find the sum of a data set. Enter values separated by commas or spaces. Or copy and paste lines of data from spreadsheets or text documents. See all allowable …

  4. SUM | English meaning - Cambridge Dictionary

    SUM definition: 1. an amount of money: 2. the whole number or amount when two or more numbers or amounts have been…. Learn more.

  5. Summation - Wikipedia

    The phrase 'algebraic sum' refers to a sum of terms which may have positive or negative signs. Terms with positive signs are added, while terms with negative signs are subtracted.

  6. SUM definition and meaning | Collins English Dictionary

    In mathematics, the sum of two numbers is the number that is obtained when they are added together.

  7. Summation Symbol (∑)

    In math, the summation symbol (∑) is used to denote the summation operation, which is a way of expressing the addition of a sequence of terms.

  8. What is Sum? Definition, Formulas, Examples, Facts - SplashLearn

    The sum can be defined as the result of the addition of two or more numbers. Learn the definition, how to find the sum on the number line, solved examples, and more.

  9. Sum - definition of sum by The Free Dictionary

    1. the aggregate of two or more numbers, magnitudes, quantities, or particulars as determined by or as if by the mathematical process of addition: The sum of 6 and 8 is 14.

  10. Sum - Definition, Meaning & Synonyms | Vocabulary.com

    When you determine the sum, you add up all the numbers. When you sum something up, you focus on all of its important points.