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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. SUM | definition in the Cambridge English Dictionary

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

  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 - 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.

  8. 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.

  9. Excel SUM formula to total a column, rows or only visible cells

    Jun 8, 2023 · See how to sum in Excel using the AutoSum feature and how to write your own Sum formula in Excel to total a column, rows or selected range. Learn how to sum only visible cells, …

  10. 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 …