# Dimensions Math Teacher’s Guide 3A

$25.00

Publisher | Singapore Math Inc. |
---|---|

ISBN | 9781947226364 |

Pagecount | 264 |

Grade | 3 |

Teacher’s guides are a comprehensive resource for achieving lesson objectives. They include background information, detailed lesson plans, helpful suggestions, and activities. They help educators understand the purpose of each lesson within the context of the curriculum. A high level of educator involvement is essential for success in this program.

Note: Hard cover. Spiral-bound. Manipulative Kits (sold separately) include all the essential manipulatives used in Teacher’s Guides activities.

Table of Contents

Chapter 1: Numbers to 10,000Teaching Notes

Chapter Opener

Lesson 1: Numbers to 10,000

Lesson 2: Place Value — Part 1

Lesson 3: Place Value — Part 2

Lesson 4: Comparing Numbers

Lesson 5: The Number Line

Lesson 6: Practice A

Lesson 7: Number Patterns

Lesson 8: Rounding to the Nearest Thousand

Lesson 9: Rounding to the Nearest Hundred

Lesson 10: Rounding to the Nearest Ten

Lesson 11: Practice B

Workbook Solutions

Chapter 2: Addition and Subtraction — Part 1Teaching Notes

Chapter Opener

Lesson 1: Mental Addition — Part 1

Lesson 2: Mental Addition — Part 2

Lesson 3: Mental Subtraction — Part 1

Lesson 4: Mental Subtraction — Part 2

Lesson 5: Making 100 and Making 1,000

Lesson 6: Strategies for Numbers Close to Hundreds

Lesson 7: Practice A

Lesson 8: Sum and Difference

Lesson 9: Word Problems — Part 1

Lesson 10: Word Problems — Part 2

Lesson 11: 2-Step Word Problems

Lesson 12: Practice B

Workbook Solutions

Chapter 3: Addition and Subtraction — Part 2Teaching Notes

Chapter Opener

Lesson 1: Addition with Regrouping

Lesson 2: Subtraction with Regrouping — Part 1

Lesson 3: Subtraction with Regrouping — Part 2

Lesson 4: Estimating Sums and Differences — Part 1

Lesson 5: Estimating Sums and Differences — Part 2

Lesson 6: Word Problems

Lesson 7: Practice

Workbook Solutions

Chapter 4: Multiplication and DivisionTeaching Notes

Chapter Opener

Lesson 1: Looking Back at Multiplication

Lesson 2: Strategies for Finding the Product

Lesson 3: Looking Back at Division

Lesson 4: Multiplying and Dividing with 0 and 1

Lesson 5: Division with Remainders

Lesson 6: Odd and Even Numbers

Lesson 7: Word Problems — Part 1

Lesson 8: Word Problems — Part 2

Lesson 9: 2-Step Word Problems

Lesson 10: Practice

Review 1

Workbook Solutions

Chapter 5: MultiplicationTeaching Notes

Chapter Opener

Lesson 1: Multiplying Ones, Tens, and Hundreds

Lesson 2: Multiplication Without Regrouping

Lesson 3: Multiplication with Regrouping Tens

Lesson 4: Multiplication with Regrouping Ones

Lesson 5: Multiplication with Regrouping Ones and Tens

Lesson 6: Practice A

Lesson 7: Multiply a 3-digit Number with Regrouping Once

Lesson 8: Multiplication with Regrouping More Than Once

Lesson 9: Practice B

Workbook Solutions

Chapter 6: DivisionTeaching Notes

Chapter Opener

Lesson 1: Dividing Tens and Hundreds

Lesson 2: Dividing a 2-digit Number by 2 — Part 1

Lesson 3: Dividing a 2-digit Number by 2 — Part 2

Lesson 4: Dividing a 2-digit Number by 3, 4, and 5

Lesson 5: Practice A

Lesson 6: Dividing a 3-digit Number by 2

Lesson 7: Dividing a 3-digit Number by 3, 4, and 5

Lesson 8: Dividing a 3-digit Number, Quotient is 2 Digits

Lesson 9: Practice B

Workbook Solutions

Chapter 7: Graphs and TablesTeaching Notes

Chapter Opener

Lesson 1: Picture Graphs and Bar Graphs

Lesson 2: Bar Graphs and Tables

Lesson 3: Practice

Review 2

Workbook Solutions

Blackline Masters for 3A