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 Rational Numbers.

Back

Rational numbers are numbers that can be expressed as a fraction or ratio of two integers, where the denominator is not zero.

Front

Define Irrational Numbers.

Back

Irrational numbers are numbers that cannot be expressed as a simple fraction; they have non-repeating, non-terminating decimal expansions.

Front

What is an example of a Rational Number?

Back

Examples include -42, 0, 1/2, and 14.7.

Front

What is an example of an Irrational Number?

Back

Examples include √2, π (pi), and e (Euler's number).

Front

What is the classification of the number 5/9?

Back

5/9 is classified as a rational and real number.

Front

Are all integers whole numbers?

Back

Yes, all integers are whole numbers, but not all whole numbers are integers.

Front

What is the classification of the number 120?

Back

120 is classified as a counting number, whole number, integer, rational number, and real number.

Front

What is the set of whole numbers?

Back

Whole numbers include all non-negative integers: 0, 1, 2, 3, ...

Front

What is the difference between integers and whole numbers?

Back

Integers include all positive and negative whole numbers, while whole numbers include only non-negative numbers.