Real Number Classification Review

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What is a real number?

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A real number is any number that can be found on the number line, including both rational and irrational numbers.

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What is a rational number?

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A rational number is any number that can be expressed as the quotient or fraction of two integers, where the denominator is not zero.

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What is an irrational number?

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An irrational number is a number that cannot be expressed as a simple fraction; its decimal representation goes on forever without repeating.

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What is an integer?

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An integer is a whole number that can be positive, negative, or zero, but does not include fractions or decimals.

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What is a whole number?

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A whole number is a non-negative integer, which includes zero and all positive integers.

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What is a natural number?

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A natural number is a positive integer, starting from 1 and going upwards (1, 2, 3, ...).

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What is the decimal representation of an irrational number?

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The decimal representation of an irrational number is non-terminating and non-repeating.