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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. 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 …

  4. 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.

  5. SumUp: Card Readers and POS Systems | Payment Solutions

    Millions of small businesses use SumUp to run their business with our affordable payment solutions and easy to use point-of-sale solutions. Get a demo today.

  6. 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 …

  7. 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 …

  8. 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.

  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. Sumdog | Evidence-based Maths Fluency Practice

    Sumdog's game-based practice creates a low-pressure environment where struggling learners willingly participate. Teachers report that pupils who previously refused maths work now ask to use Sumdog …