Lesson plan

Solve word problems to find perimeter of irregular polygons by using addition and subtraction strategies

teaches Common Core State Standards 3.MD.D.8 http://corestandards.org/Math/Content/3/MD/D/8
teaches Common Core State Standards 3.NBT.A.2 http://corestandards.org/Math/Content/3/NBT/A/2
teaches Common Core State Standards MP4 http://corestandards.org/Math/Practice/MP4
teaches Common Core State Standards MP6 http://corestandards.org/Math/Practice/MP6
teaches Common Core State Standards MP8 http://corestandards.org/Math/Practice/MP8

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