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# Addition of Rational Numbers

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.

## Addition of Rational Numbers

by CK-12 //at grade

Represent sums and differences on a number line and add and subtract rational numbers.

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• Video

## Adding and Subtracting Rational Numbers: A Sample Application

by CK-12 //at grade

This video demonstrates a sample use of adding and subtracting rational numbers.

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• Video

## Adding and Subtracting Rational Numbers: An Explanation of the Concept

by CK-12 //at grade

This video provides an explanation of the concept of adding and subtracting rational numbers.

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## Addition of Rational Numbers Quiz

by CK-12 //at grade

Quiz for Addition of Rational Numbers.

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• Practice
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## Addition of Rational Numbers Practice

by CK-12 //at grade
3
• Critical Thinking

## Addition of Rational Numbers Discussion Questions

by CK-12 //at grade

A list of student-submitted discussion questions for Addition of Rational Numbers.

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• Pre and Post Read

## Addition of Rational Numbers Pre and Post Read

by CK-12 //at grade

To organize ideas, increase comprehension, synthesize learning, demonstrate understanding of key concepts, and reinforce vocabulary using a Quickwrite.

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• Pre and Post Read

## Addition of Rational Numbers KWL Chart

by CK-12 //at grade

With the KWL chart, reflect on your prior knowledge, ask questions that you are curious about,and come up with answers from the reading.

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• Real World Application

## Bills

by CK-12 //at grade

Students will apply their understanding of operations on rational numbers to understand different strategies to find the percentage of a teacher's cost of living.

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• Study Guide

## Working with Real Numbers Study Guide

by CK-12 //at grade

This study guide defines variable, variable expression, and variable equation. It also reviews properties of real numbers (commutative, associative, additive identity, multiplicative identity, distributive) and the order of operations.

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by CK-12 //at grade

Do various fraction adding exercises.

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## Subtracting Fractions

by CK-12 //at grade

Do various fraction subtracting exercises.

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## Adding Fractions with Different Denominators

by CK-12 //at grade

Learn how to add fractions with different denominators.

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