Real Number System

Front

What is a Real Number?

Back

A Real Number is any number that can be found on the number line, including both rational and irrational numbers.

Front

What is a Rational Number?

Back

A Rational Number is any number that can be expressed as a fraction or ratio of two integers, where the denominator is not zero.

Front

What is an Integer?

Back

An Integer is a whole number that can be positive, negative, or zero, but does not include fractions or decimals.

Front

What is a Whole Number?

Back

A Whole Number is a non-negative integer, which includes zero and all positive integers.

Front

What is a Natural Number?

Back

A Natural Number is a positive integer, starting from 1 and going upwards (1, 2, 3, ...).

Front

What is an Irrational Number?

Back

An Irrational Number is a number that cannot be expressed as a simple fraction; its decimal representation goes on forever without repeating.

Front

Classify the number: -23

Back

Real, Rational, Integer

Front

Classify the number: 0

Back

Real, Rational, Integer, Whole

Front

Classify the number: 0.333333...

Back

Rational

Front

Back

Rational