Go Fish

James has twenty goldfish and four fish tanks. James wants to have the same number of fish in each tank. James says he has an odd number of fish in each tank. Ryan says James has an even number of fish in each tank. Who is correct? Show all your mathematical thinking.

Instructional

More Accessible Version

James has twelve goldfish and four fish tanks. James wants to have the same number of fish in each tank. James says he has an odd number of fish in each tank. Ryan says James has an even number of fish in each tank. Who is correct? Show all your mathematical thinking.

More Challenging Version

James has thirty goldfish and six fish tanks. James wants to have the same number of fish in each tank. James says he has an odd number of fish in each tank. Ryan says James has an even number of fish in each tank. Who is correct? Show all your mathematical thinking.

Plan

Underlying Mathematical Concepts

Possible Problem-Solving Strategies

Formal Mathematical Language and Symbolic Notation

A student may independently select a printed number line, number chart, ten frames, graph paper, etc. as they work on a task.

Possible Solutions

Solutions tabs

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