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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.
• Video

## Determining Classifications for Real Numbers - Overview

by CK-12 //basic
Overview
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57
• Video

## Ordering Real Numbers - Overview

by CK-12 //basic
Overview
MEMORY METER
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17
• Video

## Integers - Example 1

by CK-12 //basic
Graphing and Comparing Integers on the Number Line
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8
• Video

## Classifying and Ordering Numbers - Example 1

by CK-12 //basic
Classifying Numbers as Whole, Integer, or Rational
MEMORY METER
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5
• Video

## Determining Classifications for Real Numbers - Example 1

by CK-12 //basic
Selecting the Correct Classification for Real Numbers
MEMORY METER
This indicates how strong in your memory this concept is
8
• Video

## Ordering Real Numbers - Example 1

by CK-12 //basic
Ordering a Set of Real Numbers
MEMORY METER
This indicates how strong in your memory this concept is
5