Lesson plan

1. Add and subtract decimals (C)

teaches Common Core State Standards 5.NBT.B.7 http://corestandards.org/Math/Content/5/NBT/B/7
teaches Common Core State Standards MP4 http://corestandards.org/Math/Practice/MP4
teaches Common Core State Standards MP7 http://corestandards.org/Math/Practice/MP7