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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

    Aug 1, 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 …

  3. 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.

  4. 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.

  5. 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.

  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 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 …

  8. 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 …

  9. 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...

  10. What is the sum in maths? | Definition, examples and formulas ...

    Jan 23, 2024 · But, what is finding the sum? It’s very simple — when we add two or more numbers together, the result is called the sum. Let’s dig in to learn more about addends and …