Rational and Irrational Numbers Review

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.

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.

Front

If a is a non-zero rational number and c is an irrational number, what is a - c?

Back

Irrational number

Front

Can the sum of two irrational numbers be an integer?

Back

Never

Front

Is 0.47 a rational or irrational number?

Back

Rational

Front

Which of the following is an irrational number: √8, ¾, 2, -1.325?

Back

√8

Front

What type of number is π?

Back

Irrational

Front

What is the sum of a rational number and an irrational number?

Back

Irrational number

Front

Provide an example of a rational number.

Back

1/2 or 0.75

Front

Provide an example of an irrational number.

Back

√2 or π