### Singapore Math

# Dimensions Math Teacher's Guide 5A

**Dimensions Math ^{®} Teacher's Guide 5A**

**Chapter 1: Numbers to One MillionTeaching NotesChapter OpenerLesson 1: Numbers to 100,000Lesson 2: Numbers to 1,000,000Lesson 3: Number PatternsLesson 4: Comparing and Ordering NumbersLesson 5: Rounding 5-Digit NumbersLesson 6: Rounding 6-Digit NumbersLesson 7: Calculations and Place ValueLesson 8: PracticeWorkbook SolutionsChapter 2: Addition and SubtractionTeaching NotesChapter OpenerLesson 1: AdditionLesson 2: SubtractionLesson 3: Other Ways to Add and Subtract — Part 1Lesson 4: Other Ways to Add and Subtract — Part 2Lesson 5: Word ProblemsLesson 6: PracticeWorkbook SolutionsChapter 3: Multiples and FactorsTeaching NotesChapter OpenerLesson 1: MultiplesLesson 2: Common MultiplesLesson 3: FactorsLesson 4: Prime Numbers and Composite NumbersLesson 5: Common FactorsLesson 6: PracticeWorkbook SolutionsChapter 4: MultiplicationTeaching NotesChapter OpenerLesson 1: Mental Math for MultiplicationLesson 2: Multiplying by a 1-Digit Number — Part 1Lesson 3: Multiplying by a 1-Digit Number — Part 2Lesson 4: Practice ALesson 5: Multiplying by a Multiple of 10Lesson 6: Multiplying by a 2-Digit Number — Part 1Lesson 7: Multiplying by a 2-Digit Number — Part 2Lesson 8: Practice BWorkbook SolutionsChapter 5: DivisionTeaching NotesChapter OpenerLesson 1: Mental Math for DivisionLesson 2: Estimation and DivisionLesson 3: Dividing 4-Digit NumbersLesson 4: Practice ALesson 5: Word ProblemsLesson 6: Challenging Word ProblemsLesson 7: Practice BReview 1Workbook SolutionsChapter 6: FractionsTeaching NotesChapter OpenerLesson 1: Equivalent FractionsLesson 2: Comparing and Ordering FractionsLesson 3: Improper Fractions and Mixed NumbersLesson 4: Practice ALesson 5: Expressing an Improper Fraction as a Mixed NumberLesson 6: Expressing a Mixed Number as an Improper FractionLesson 7: Fractions and DivisionLesson 8: Practice BWorkbook SolutionsChapter 7: Adding and Subtracting FractionsTeaching NotesChapter OpenerLesson 1: Adding and Subtracting Fractions — Part 1Lesson 2: Adding and Subtracting Fractions — Part 2Lesson 3: Adding a Mixed Number and a FractionLesson 4: Adding Mixed NumbersLesson 5: Subtracting a Fraction from a Mixed NumberLesson 6: Subtracting Mixed NumbersLesson 7: PracticeWorkbook SolutionsChapter 8: Multiplying a Fraction and a Whole NumberTeaching NotesChapter OpenerLesson 1: Multiplying a Unit Fraction by a Whole NumberLesson 2: Multiplying a Fraction by a Whole Number — Part 1Lesson 3: Multiplying a Fraction by a Whole Number — Part 2Lesson 4: Fraction of a SetLesson 5: Multiplying a Whole Number by a Fraction — Part 1Lesson 6: Multiplying a Whole Number by a Fraction — Part 2Lesson 7: Word Problems — Part 1Lesson 8: Word Problems — Part 2Lesson 9: PracticeWorkbook SolutionsChapter 9: Line Graphs and Line PlotsTeaching NotesChapter OpenerLesson 1: Line GraphsLesson 2: Drawing Line GraphsLesson 3: Line PlotsLesson 4: PracticeReview 2Workbook Solutions**

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**Dimensions Math ^{®}**

**PreK-5 series**features the progression, rigor, and pacing that define Singapore math. Throughout the series, five characters offer students suggestions on how to think about problems. They remind students of strategies they’ve learned and point out important information that encourages them to come up with their own solutions.

Teacher’s Guides include lesson plans, mathematical background, games, helpful suggestions, and comprehensive resources for daily lessons. Lessons are laid out clearly and activities are designed for the whole class, small groups, and extension.

**Textbooks and Workbooks do not include answer keys. Answers are in Teacher's Guides.**

**ISBN**9781947226401