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  1. Dictionary
    cardinal number

    noun

    • 1. a number denoting quantity (one, two, three, etc.), as opposed to an ordinal number (first, second, third, etc.).

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  3. byjus.com › maths › cardinal-numbersWhat are Cardinal Numbers? Definition and Examples of Cardinals

    Cardinal numbers are the natural numbers that are used for counting things or people. Learn the meaning, examples, list and cardinality of cardinal numbers with Byju's Maths.

  4. en.wikipedia.org › wiki › Cardinal_numberCardinal number - Wikipedia

    In mathematics, a cardinal number, or cardinal for short, is what is commonly called the number of elements of a set. In the case of a finite set, its cardinal number, or cardinality is therefore a natural number.

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  6. www.splashlearn.com › cardinal-numbersWhat are Cardinal Numbers? Definition, List, Examples, Facts

    Cardinal numbers are numbers that are used for counting real objects or things. Learn the definition, examples, list, cardinality, and difference with ordinal and nominal numbers. Practice problems and games are also available.

  7. www.cuemath.com › numbers › cardinal-numbersCardinal Numbers - Meaning, Examples, Sets - Cuemath

    Cardinal numbers are numbers that are used for counting and represent quantity. Learn the meaning, examples, sets, and difference between cardinal and ordinal numbers with Cuemath.

  8. www.merriam-webster.com › dictionary › cardinal numberCardinal number Definition & Meaning - Merriam-Webster

    A cardinal number is a number (such as 1, 5, 15) that is used in simple counting and that indicates how many elements there are in an assemblage. Learn more about the word history, examples, and related terms of cardinal number from Merriam-Webster dictionary.

  9. byjus.com › us › mathWhat are Cardinal Numbers? (Definition, Examples) - BYJUS

    What are Cardinal Numbers? In mathematics, a cardinal number defines quantity. In other words, it tells us about ‘how many’ of something such as 1, 2, 3, 4, 5, and so on. Cardinal numbers can also be written in words such as one, two, three, four, five and so on. Let us understand this concept with a few examples. There are three dogs.

  10. math24.net › cardinal-numbersCardinal Numbers

    Cardinal numbers are used to measure the cardinality of sets. The cardinality or cardinal number of a finite set A is equal to the number of elements in the set: |A| = n. So finite cardinals are defined as natural numbers n ∈ ℕ. The cardinal number of the empty set is supposed to be equal to zero: |∅| = 0.