Irrational Numbers

Front

What is an irrational number?

Back

An irrational number is a number that cannot be expressed as a fraction of two integers. Its decimal representation is non-repeating and non-terminating.

Front

List some examples of irrational numbers.

Back

Examples of irrational numbers include √2, √3, π (pi), and e (Euler's number).

Front

How do you estimate the square root of a number?

Back

To estimate the square root, find two perfect squares between which the number lies and then approximate the value.

Front

Back

Front

Back

Front

How do you order irrational numbers from least to greatest?

Back

To order irrational numbers, first approximate their values and then arrange them based on these approximations.

Front

Back

Front

Back

Front

How can you determine if a number is rational or irrational?

Back

A number is rational if it can be expressed as a fraction of two integers. If it cannot, it is irrational.

Front

Back