Free clothes? In the middle school assessment task, learners first consider whether four 25 percent reductions will result in a sale price of $0. Mathematicians then determine the sale price and discount percentage of such a sale.

Concepts

sales, percent change, percent decrease, percent problems, percents

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Additional Tags

math

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Instructional Ideas

• Use as part of an assessment on percent

Classroom Considerations

• Learners should have a calculator available
• Pupils should have experience with percent problems

Pros

• Includes an answer key and rubric
• Resource includes scored student work as examples on how to apply the rubric

Cons

• Numbering of problems in the rubric does not match the numbering in task

Common Core

7.RP.A.3 MP2 MP3 MP6 MP7