Chapter 3 Add and Subtract Decimals
Lesson 3.1 Estimating Sums and Differences
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Lesson 3.2 Use Models to Add or Subtract
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Lesson 3.3 Add Decimals
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Lesson 3.4 Subtract Decimals
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Lesson 3.5 Add and Subtract Decimals
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Lesson 3.6 Use Mental Math to Add and Subtract Decimals
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Lesson 3.7 Problem Solving: Money
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