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 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

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 Natural Number?

Back

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

Front

Classify the number 3.5.

Back

Rational Number.

Front

Classify the number -78.

Back

Integer, Rational, Real.

Front

Classify the number 0.

Back

Integer, Rational, Real.

Front

What type of number is Pi (π)?

Back

Irrational Number.

Front

Classify the number 1.01276894...

Back

Irrational Number.

Front

Which of the following is an irrational number: 2.33333..., 5.72314..., 5.72, 5^2?

Back

5.72314... is an irrational number.