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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 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 …

  3. How to Use SUM Function in Excel (6 Easy Examples)

    Jun 30, 2024 · This tutorial will teach you 6 easy examples to use the SUM function in excel. A workbook is also included to download and practice.

  4. SUM function - Microsoft Support

    How to use the SUM function in Excel to add individual values, cell references, ranges, or a mix of all three.

  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. e.g. +1 −1

  6. 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.

  7. 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.

  8. SUMIFS () Function in Excel: Sum Data with Multiple Criteria

    Mar 4, 2025 · Learn how to use the SUMIFS() function in Excel to add up numbers based on multiple conditions. Explore easy examples, tips, and common mistakes to avoid.

  9. 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 …

  10. Sum - Math.net

    When trying to find the sum of multiple numbers, or larger numbers, it is helpful to remember the properties of addition. In particular, the commutative and associative properties of addition allow us …