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  1. SUM Definition & Meaning - Merriam-Webster

    Dec 5, 2016 · 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. 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, …

  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 formulas in Excel - Step by Step Tutorial

    Use the SUM function in Excel to sum a range of cells, an entire column or non-contiguous cells. To create awesome SUM formulas, combine the SUM function with other Excel functions.

  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. 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.

  8. SUM | English meaning - Cambridge Dictionary

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

  9. 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 …

  10. Sum | Definition, Examples & Practice - BrightChamps

    Oct 16, 2025 · In mathematics, addition is one of the four basic mathematical operations. The sum is the result of adding two or more numbers. In this article, we will discuss what a sum is, how to find it, and …