Rational & Irrational Numbers (complete)

Front

What is a rational number?

Back

A rational number is any number that can be expressed as a fraction, where both the numerator and the denominator are integers, and 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

Is √36 a rational or irrational number?

Back

√36 is a rational number because it equals 6, which can be expressed as 6/1.

Front

Is √12 a rational or irrational number?

Back

√12 is an irrational number because it cannot be expressed as a simple fraction.

Front

Is √144 a rational or irrational number?

Back

√144 is a rational number because it equals 12, which can be expressed as 12/1.

Front

What type of number is a fraction?

Back

A fraction is a rational number.

Front

Is π (pi) a rational or irrational number?

Back

π (pi) is an irrational number because it cannot be expressed as a fraction.

Front

Is √20 a rational or irrational number?

Back

√20 is an irrational number because it cannot be expressed as a simple fraction.

Front

What is an example of a rational number?

Back

An example of a rational number is 3/4 or -1.325.

Front

What is an example of an irrational number?

Back

An example of an irrational number is √2 or π.