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Lesson Plan
Curated OER

Mixed Expressions and Complex Fractions

For Teachers 10th - 12th
Students are introduced to mixed expressions and complex fractions. They work through several problems with the instructor and then complete a worksheet.
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Lesson Plan
Curated OER

How Many Bears in the Forest?

For Teachers 3rd
Third graders model the tag and recapture of bears and use proportions to estimate the population of the bears in their forest. This is a statistical sampling method used by scientists and naturalists to determine population numbers.
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Lesson Plan
Curated OER

Problem Sets `a la IMSA

For Teachers Higher Ed
In this math worksheet, pupils complete a series of mathematical investigations to determine readiness for the course of study they are enrolled in. This worksheet is problem set four in a set of worksheets for calculus.