Rational vs. Irrational Math8

Rational vs. Irrational Math8

Assessment

Flashcard

Mathematics

8th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a rational number?

Back

A rational number is any number that can be expressed as a fraction \( \frac{a}{b} \), where \( a \) and \( b \) are integers and \( b \neq 0 \).

2.

FLASHCARD QUESTION

Front

What is an irrational number?

Back

An irrational number is a number that cannot be expressed as a simple fraction. It has a non-repeating, non-terminating decimal expansion.

3.

FLASHCARD QUESTION

Front

Is -10 rational or irrational?

Back

Rational because it terminates.

4.

FLASHCARD QUESTION

Front

Is 19.2 rational or irrational?

Back

Rational because it terminates.

5.

FLASHCARD QUESTION

Front

Which number is RATIONAL? (Options: \( \sqrt{8}, \sqrt{16}, \sqrt{50}, \sqrt{75} \))

Back

\( \sqrt{16} \) is rational because it equals 4.

6.

FLASHCARD QUESTION

Front

Select the number that is IRRATIONAL. (Options: \( \sqrt{16}, \sqrt{116}, \sqrt{27}, \sqrt{81} \))

Back

\( \sqrt{116} \) is irrational.

7.

FLASHCARD QUESTION

Front

A fraction is which type of number?

Back

Rational.

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