Real Number System

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 a real number?

Back

A real number includes all the rational and irrational numbers, encompassing integers, fractions, and decimals.

Front

What are natural numbers?

Back

Natural numbers are the set of positive integers starting from 1, 2, 3, and so on.

Front

What is the difference between integers and whole numbers?

Back

Integers include all positive and negative whole numbers, while whole numbers include all natural numbers and zero.

Front

Can negative numbers be classified as natural numbers?

Back

No, negative numbers cannot be classified as natural numbers.

Front

What is the smallest natural number?

Back

The smallest natural number is 1.

Front

What is an example of an irrational number?

Back

An example of an irrational number is √2, which cannot be expressed as a fraction.

Front

How can you identify a rational number?

Back

A rational number can be identified if it can be expressed as a fraction a/b, where a and b are integers and b is not zero.

Front

What type of number is -23 classified as?

Back

-23 is classified as a real number, rational number, and an integer.

Front

What is the classification of the number 8/11?

Back

8/11 is classified as a rational number and a real number.