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# Functions that Describe Situations

## Compose functions to describe story problems

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.

## Functions that Describe Situations

by CK-12 //at grade

Write a function rule from a table of values and represent real-world situations with a function.

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• Video

## Write a Function Rule: A Sample Application

by CK-12 //at grade

This video demonstrates a sample use of writing a function rule.

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• Video

## Write a Function Rule: An Explanation of the Concept

by CK-12 //at grade

This video provides an explanation of the concept of writing a function rule.

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• Practice
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## Functions that Describe Situations Practice

by CK-12 //at grade
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• Critical Thinking

## Functions that Describe Situations Discussion Questions

by CK-12 //at grade

A list of student-submitted discussion questions for Functions that Describe Situations.

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• Pre and Post Read

## Functions that Describe Situations Pre and Post Read

by CK-12 //at grade

To encourage students’ critical thinking about vocabulary concepts, to allow students to reflect on their knowledge of individual vocabulary words, and to increase vocabulary comprehension using the Vocabulary Self-Rate.

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• Pre and Post Read

## Functions that Describe Situations 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

## Nike

by CK-12 //at grade

Students represent the relationship of Nike's profit from producing shoes as functions.

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