Lesson plan

Solve multi-step, real-world problems by adding, subtracting, multiplying, and dividing decimals

teaches Common Core State Standards CCSS.Math.Content.5.NBT.B.7 http://corestandards.org/Math/Content/5/NBT/B/7
teaches Common Core State Standards CCSS.Math.Practice.MP2 http://corestandards.org/Math/Practice/MP2
teaches Common Core State Standards CCSS.Math.Practice.MP6 http://corestandards.org/Math/Practice/MP6

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Big Ideas: Decimals are an extension of whole numbers Whole number operations can be applied to decimal numbers In this lesson, students will continue to explore and build understanding of how decimals relate to whole numbers. Students compute with decimals using a variety of strategies, and connect these to strategies for computing with whole numbers. The concepts and skills in this lesson will prepare students for future work with rational numbers in grades 6-8. Vocabulary: add, addend, sum, subtract, difference, multiply, factor, product, divide, dividend, divisor, number line, decimal, tenth(s), hundredth(s) Special Materials: Base Ten Blocks Blank number lines Decimal grids Money sets