Classifying Real Numbers

Front

What are whole numbers?

Back

Whole numbers are values that include 0 and all positive integers: 0, 1, 2, 3, 4...

Front

What are rational numbers?

Back

Rational numbers are numbers that can be expressed in fraction form, such as 1/2, 3/4, or 5.

Front

What are integers?

Back

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

Front

What are irrational numbers?

Back

Irrational numbers are numbers that cannot be expressed as terminating or repeating decimals or fractions, such as √2 or π.

Front

Order the following numbers from least to greatest: √23, 4¾, 4.8

Back

4¾, √23, 4.8

Front

What is the definition of natural numbers?

Back

Natural numbers are the set of positive integers starting from 1: 1, 2, 3, 4, ...

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

Give an example of a rational number.

Back

An example of a rational number is 3/4.

Front

What is a decimal representation of a rational number?

Back

A decimal representation of a rational number can be terminating (like 0.5) or repeating (like 0.333...).

Front

What is the set of real numbers?

Back

The set of real numbers includes all rational and irrational numbers.