Lesson plan

Adding rational numbers using a number line

teaches Common Core State Standards CCSS.Math.Content.7.NS.A.1 http://corestandards.org/Math/Content/7/NS/A/1
teaches Common Core State Standards CCSS.Math.Content.7.NS.A.1b http://corestandards.org/Math/Content/7/NS/A/1/b
teaches Common Core State Standards CCSS.Math.Practice.MP4 http://corestandards.org/Math/Practice/MP4
teaches Common Core State Standards CCSS.Math.Practice.MP7 http://corestandards.org/Math/Practice/MP7

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