Classifying Real Numbers Review

Front

What is a rational number?

Back

A rational number is a number that can be written as a fraction, where both the numerator and denominator are integers, and the denominator is not zero.

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Back

Front

Is 0 a natural number?

Back

No, 0 is not considered a natural number. Natural numbers start from 1.

Front

What is an irrational number?

Back

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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Back

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Front

What is a whole number?

Back

Whole numbers are non-negative numbers without fractions or decimals, including 0, 1, 2, 3, and so on.

Front

Is 5.25 a rational number?

Back

Front

Which of the following is a whole number? -1, 0, 1.5, 2.3

Back

0 and 1 are whole numbers.

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