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  1. 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 …

  2. 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.

  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. Summation - Wikipedia

    In mathematics, summation is the addition of a sequence of numbers, called addends or summands; the result is their sum or total. Beside numbers, other types of values can be summed as well: functions, …

  5. Sum in Math | Definition, Examples & Formulas - GeeksforGeeks

    Aug 6, 2025 · In mathematics, the term "sum" refers to the result obtained by adding two or more numbers or quantities together. It's a fundamental arithmetic operation used to find the total of …

  6. Sum Definition (Illustrated Mathematics Dictionary)

    Illustrated definition of Sum: The result of adding two or more numbers. Example: 9 is the sum of 2, 4 and 3 (because 2 + 4 + 3 = 9). Drag...

  7. Sum: Definition and Example - EDU.COM

    Sum in mathematics is the result obtained when numbers are added together, with addends being the values combined. Learn essential addition concepts through step-by-step examples using number …

  8. Sum - Wikipedia

    Sum (category theory), the generic concept of summation in mathematics Sum, the result of summation, the addition of a sequence of numbers 3SUM, a term from computational complexity theory Band …

  9. SUMIF function - Microsoft Support

    You use the SUMIF function to sum the values in a range that meet criteria that you specify. For example, suppose that in a column that contains numbers, you want to sum only the values that are …

  10. 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.