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# Real Numbers

## Real numbers account for any given number, including integers, rational numbers, and irrational numbers. Learn more about real numbers with our modules below.

Levels are CK-12's student achievement levels.
Basic Students matched to this level have a partial mastery of prerequisite knowledge and skills fundamental for proficient work.
At Grade (Proficient) Students matched to this level have demonstrated competency over challenging subject matter, including subject matter knowledge, application of such knowledge to real-world situations, and analytical skills appropriate to subject matter.
Advanced Students matched to this level are ready for material that requires superior performance and mastery.

## Real Numbers

by CK-12 //basic

Explore additional resources on Real Numbers.

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• PLIX

by CK-12 //basic

Real Numbers Interactive

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• Video

## Determining Classifications for Real Numbers - Overview

by CK-12 //basic

Overview

48
• Video

## Ordering Real Numbers - Overview

by CK-12 //basic

Overview

16
• Video

## Integers - Example 1

by CK-12 //basic

Graphing and Comparing Integers on the Number Line

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• Video

## Classifying and Ordering Numbers - Example 1

by CK-12 //basic

Classifying Numbers as Whole, Integer, or Rational

3
• Video

## Determining Classifications for Real Numbers - Example 1

by CK-12 //basic

Selecting the Correct Classification for Real Numbers

5
• Video

## Ordering Real Numbers - Example 1

by CK-12 //basic

Ordering a Set of Real Numbers

4