Rational vs. Irrational

Rational vs. Irrational

Assessment

Flashcard

Mathematics

7th Grade

Practice Problem

Hard

Created by

Wayground Content

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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 the quotient or fraction of two integers, where the denominator is not zero.

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 cannot be written as a ratio of two integers.

3.

FLASHCARD QUESTION

Front

Is 16^2 a rational number?

Back

Yes, 16^2 = 256, which is a rational number.

4.

FLASHCARD QUESTION

Front

Is 40 a rational number?

Back

Yes, 40 can be expressed as 40/1, making it a rational number.

5.

FLASHCARD QUESTION

Front

Is 22^3 a rational number?

Back

Yes, 22^3 = 10648, which is a rational number.

6.

FLASHCARD QUESTION

Front

Is 3.1415872041840219586... a rational number?

Back

No, this number is an approximation of pi, which is an irrational number.

7.

FLASHCARD QUESTION

Front

Is 12/3 a rational number?

Back

Yes, 12/3 = 4, which is a rational number.

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