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

Classify the number -7.5.

Back

Rational, Real

Front

Classify the number π.

Back

Irrational

Front

Classify the number √13.

Back

Irrational

Front

What is an example of an irrational number?

Back

.75575557654..

Front

What is a whole number?

Back

A whole number is a non-negative integer, which includes 0 and all positive integers.

Front

Give an example of a whole number.

Back

17

Front

What is the difference between rational and irrational numbers?

Back

Rational numbers can be expressed as fractions, while irrational numbers cannot be expressed as fractions.

Front

Is 0 a rational number?

Back

Yes, 0 is a rational number because it can be expressed as 0/1.