Real Number System

Front

What is the Real Number System?

Back

The Real Number System includes all the numbers that can be found on the number line, including rational and irrational numbers.

Front

Define an Integer.

Back

An Integer is a whole number that can be positive, negative, or zero, but not a fraction or decimal.

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 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 -78.

Back

-78 is an integer, rational, and real.

Front

How can -7.5 be classified?

Back

-7.5 is classified as rational and real.

Front

What type of number is √13?

Back

√13 is classified as an irrational number.

Front

What is a repeating decimal?

Back

A repeating decimal is a decimal fraction that eventually repeats the same sequence of digits, and it is classified as a rational number.

Front

Can zero be classified as a Natural Number?

Back

No, zero cannot be classified as a Natural Number.

Front

What are Whole Numbers?

Back

Whole Numbers are non-negative integers, including zero (0, 1, 2, 3, ...).