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MathMentor

Learn with Mentor · 7 min

Classify Numbers

Classify numbers as rational or irrational by deciding whether they can be written as a fraction of two integers, including integers, fractions, terminating decimals, square roots, and π.

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Sorting by number set

Number sets overlap. A natural number is also a whole number, an integer, and a rational number. In this question set, the answer choices focus on rational or irrational, so the key test is whether the number can be written as a fraction of two integers.