Which scenario is the better deal? Class members examine nine scenarios to determine which choice offers a better deal. Pupils decide whether they need to find unit costs or total prices to compare the two options.

Concepts

cost analysis, cost, proportional reasoning, purchases

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Additional Tags

math

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Instructional Ideas

• Lead a discussion on the difference between finding the unit cost versus the amount of product per a monetary unit
• Use the video to introduce a method to find a solution

Classroom Considerations

• The prices are in British pounds

Pros

• The answer key shows the work expected
• Includes the space on the questions to show work and record the solution

Cons

• The answers for questions two and three are incorrect, and there is no solution for question five

Common Core

7.RP.A.3 7.EE.B.3 MP2 MP3