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 Natural Numbers.

Back

Natural Numbers are the set of positive counting numbers: 1, 2, 3, 4, ...

Front

What are Whole Numbers?

Back

Whole Numbers are the set of Natural Numbers including zero: 0, 1, 2, 3, ...

Front

Define Integers.

Back

Integers are whole numbers that can be positive, negative, or zero: ..., -3, -2, -1, 0, 1, 2, 3, ...

Front

What are Rational Numbers?

Back

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

Front

Give an example of an Irrational Number.

Back

An example of an Irrational Number is √2 or π (pi).

Front

Can a number be both Rational and Irrational?

Back

No, a number cannot be both Rational and Irrational.

Front

How would you classify the number 5/9?

Back

5/9 is classified as a Rational and Real number.

Front

What are the Counting Numbers?

Back

Counting Numbers are the same as Natural Numbers: 1, 2, 3, ...

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.