Determine the right mix of cans of cat food. The resource consists of an assessment task to determine the cost to feed two cats for a specific number of days and requires scholars to interpret remainders within a context. The resource contains the results of the task in a nationally normed math assessment.

Concepts

multiplication fractions, rounding, rounding numbers, estimation, adding fractions, multiplication mixed numbers, multiplication money, problem solving strategies

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Additional Tags

math

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Instructional Ideas

• Have individuals share the way they calculated the cost of the cat food
• Give the class a similar type task several days later to guage progress

Classroom Considerations

• Cass members should already be familiar with operating with fractions

Pros

• Contains sample work scored using the rubric
• Includes instruction suggestions based upon common errors

Cons

• The solution strategies on the rubric contain dollar signs were they are not needed

Common Core

7.RP.A.2.a 7.NS.A.2.a 7.NS.A.2.b 7.NS.A.2.d 7.NS.A.3 MP2 MP6