Sample includes:
Unit 2: Addition and Subtraction; Chapter 1: Mental Calculation (p. 34)
Unit 3: Multiplication and Division; Chapter 2: More Word Problems (p. 93)
Unit 3: Multiplication and Division; Chapter 3: Multiplying Ones, Tens, and Hundreds (p. 99)
Unit 3: Multiplication and Division; Chapter 4: Quotient and Remainder (p. 109)
Unit 5: Length; Review 5 (p. 169)
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