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The meaning of SUM is an indefinite or specified amount of money. How to use sum in a sentence.

sum noun (CALCULATION) [ C ] a calculation, especially a simple one, using such processes as adding, taking away, multiplying, or dividing:

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 …

In mathematics, the sum of two numbers is the number that is obtained when they are added together.

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.

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.

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..

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...

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 …