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

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

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

Dec 11, 2025 · Explore the concept of sum with detailed explanations, examples, and problem-solving techniques. Ideal for students and teachers.

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 …

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 …

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.

When you determine the sum, you add up all the numbers. When you sum something up, you focus on all of its important points.

Definition of sum noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Learn about Sum with Definition, Solved examples, and Facts. Make your child a Math Thinker, the Cuemath way. Access FREE interactive worksheets on Sum.