The Real Number System

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What is the Real Number System?

Back

The Real Number System includes all the numbers that can be found on the number line, including rational and irrational numbers.

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What are Natural Numbers?

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Natural numbers are the set of positive integers starting from 1 (1, 2, 3, ...). They do not include zero or negative numbers.

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What are Whole Numbers?

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Whole numbers are the set of non-negative integers, including zero (0, 1, 2, 3, ...).

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What are Integers?

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Integers are the set of whole numbers that include negative numbers, zero, and positive numbers (..., -3, -2, -1, 0, 1, 2, 3, ...).

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What are Rational Numbers?

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Rational numbers are numbers that can be expressed as a fraction of two integers, where the denominator is not zero (e.g., 1/2, -3, 4.5).

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What are Irrational Numbers?

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Irrational numbers are numbers that cannot be expressed as a simple fraction, and their decimal representation is non-repeating and non-terminating (e.g., √2, π).

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Is -14 a Natural Number?

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No, -14 is not a natural number because natural numbers are positive.

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Are all Integers whole numbers?

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No, not all integers are whole numbers. Whole numbers are non-negative integers.

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Is 41.013 a Rational Number?

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Yes, 41.013 is a rational number because it can be expressed as a fraction (e.g., 41013/1000).

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What type of number is -3/1?

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-3/1 is an integer and a rational number.