sum

/sʌm/
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sum

The student calculates the sum of the numbers on the worksheet.

Definition

  1. Noun:

    • A quantity obtained by addition: The result of adding two or more numbers or amounts together.
    • The total amount: The whole quantity or aggregate of something.
    • A particular amount of money: An unspecified or specific quantity of currency.
    • The central or most important point: The essence or gist of a matter.

  2. Verb:

    • To calculate the total of: To add numbers or amounts together to find a sum.
    • To be a summary of: To present the most important points concisely.
Examples of Usage

  • Noun:

    • The sum of 7 and 8 is 15.
    • He donated a large sum to the charity.
    • In sum, the project was a success despite the challenges.

  • Verb:

    • Please sum these columns of figures.
    • The report sums the findings of the investigation.
Advanced Usage

  • "In sum": Used to introduce a concluding statement; in summary.

    • In sum, we need to focus on three key areas.

  • "The sum and substance": The essential nature or most important aspects of something.

    • The sum and substance of his argument was that change was inevitable.
Variants and Related Words

  • Summation (n): The process of adding things together; a summary.

    • The lawyer's summation was very persuasive.

  • Sum total (n): The final or overall total.

    • The sum total of our efforts was a new community center.
Synonyms
  • Total (n): The whole amount.
  • Aggregate (n): A whole formed by combining several elements.
  • Essence (n): The intrinsic nature or indispensable quality of something.
Related Phrasal Verbs
  • Sum up:
    • To summarize: To give a brief statement of the main points.
      • To sum up, the main advantages are cost and efficiency.
    • To form a quick opinion or judgment about someone or something.
      • He summed up the situation immediately.
Related Idioms
  • Lump sum: A single payment for a total amount, rather than several smaller payments.
    • She received a lump sum when she retired.
sum

The student calculates the sum of the numbers on the worksheet.

Noun
  1. a set containing all and only the members of two or more given sets
    • let C be the union of the sets A and B
  2. the whole amount
  3. the choicest or most essential or most vital part of some idea or experience
    • the gist of the prosecutor's argument
    • the heart and soul of the Republican Party
    • the nub of the story
  4. the final aggregate
    • the sum of all our troubles did not equal the misery they suffered
  5. a quantity obtained by the addition of a group of numbers
  6. a quantity of money
    • he borrowed a large sum
    • the amount he had in cash was insufficient
Verb
  1. determine the sum of
    • Add all the people in this town to those of the neighboring town
  2. be a summary of
    • The abstract summarizes the main ideas in the paper

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