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# Rational Numbers in Applications

Story problems including fractions
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.

## Rational Numbers in Applications

by CK-12 //at grade

Solve real-world problems involving the addition and subtraction of fractions and evaluate change.

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• PLIX

## Rational Numbers in Applications: Batch of Brownies as Rational Numbers

by CK-12 //at grade

Rational Numbers in Applications Interactive

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• Video

## Solving Real-World Problems with Addition and Subtraction: A Sample Application

by CK-12 //at grade

This video demonstrates a sample use of solving real-world problems with addition and subtraction.

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• Video

## Solving Real-World Problems Using Addition and Subtraction: An Explanation of the Concept

by CK-12 //at grade

This video provides an explanation of the concept of solving real-world problems with addition and subtraction.

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• Practice
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## Rational Numbers in Applications Practice

by CK-12 //at grade
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