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Lesson Plan

Determine which numbers from 1-100 are composite by using area models or t-chart

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
teaches Common Core State Standards CCSS.Math.Content.4.OA.B.4 http://corestandards.org/Math/Content/4/OA/B/4
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Big Ideas: All whole numbers greater than 1 are either prime or composite. Determining the factor pairs of a number will help you identify whether the number is prime or composite. This lesson helps students understand that whole numbers greater than 1 are either prime or composite. Students use their knowledge of factors and the definition of "prime" and "composite" to investigate different arrangements of seats in an amusement park ride, connecting the idea that the number of factors a whole number has is related to the number of arrangements we can make. Special Materials: grid paper two-sided counters
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