# Singapore Math - Dimensions Math Textbook 2B

**Textbooks introduce concepts through logical sequencing. Lessons encourage discussion and help students reach fluency through engaging activities and strategies. Corresponding exercises in workbooks help students consolidate and practice new knowledge. Features & Components:**

- Chapter Opener: Each chapter begins with an engaging scenario that stimulates student curiosity in new concepts. This scenario also provides teachers an opportunity to review skills.
- Think: With guidance from teachers, students solve a problem using a variety of methods.
- Learn: One or more solutions to the problem in Think are presented, along with definitions and other information to consolidate the concepts introduced in Think.
- Do: A variety of practice problems allow teachers to lead discussion or encourage independent mastery. These activities solidify and deepen student understanding of the concepts.
- Exercise: A pencil icon at the end of the lesson links to additional practice problems in the corresponding workbook.
- Practice: Periodic practice provides teachers with opportunities for consolidation, remediation, and assessment.
- Review: Two cumulative reviews provide ongoing practice of concepts and skills.

**Note: Two textbooks (A and B) for each grade correspond to the two halves of the school year. Answer key not included. Soft cover.**

**Dimensions Math ^{®} Textbook 2B**

**Chapter 8: Mental Calculation**

Lesson 1: Adding Ones Mentally

Lesson 2: Adding Tens Mentally

Lesson 3: Making 100

Lesson 4: Adding 97, 98, or 99

Lesson 5: Practice A

Lesson 6: Subtracting Ones Mentally

Lesson 7: Subtracting Tens Mentally

Lesson 8: Subtracting 97, 98, or 99

Lesson 9: Practice B

Lesson 10: Practice C

Chapter 9: Multiplication and Division of 3 and 4

Lesson 1: The Multiplication Table of 3

Lesson 2: Multiplication Facts of 3

Lesson 3: Dividing by 3

Lesson 4: Practice A

Lesson 5: The Multiplication Table of 4

Lesson 6: Multiplication Facts of 4

Lesson 7: Dividing by 4

Lesson 8: Practice B

Lesson 9: Practice C

Chapter 10: Money

Lesson 1: Making $1

Lesson 2: Dollars and Cents

Lesson 3: Making Change

Lesson 4: Comparing Money

Lesson 5: Practice A

Lesson 6: Adding Money

Lesson 7: Subtracting Money

Lesson 8: Practice B

Chapter 11: Fractions

Lesson 1: Halves and Fourths

Lesson 2: Writing Unit Fractions

Lesson 3: Writing Fractions

Lesson 4: Fractions that Make 1 Whole

Lesson 5: Comparing and Ordering Fractions

Lesson 6: Practice **Review 3**

Chapter 12: Time

Lesson 1: Telling Time

Lesson 2: Time Intervals

Lesson 3: A.M. and P.M.

Lesson 4: Practice

Chapter 13: Capacity

Lesson 1: Comparing Capacity

Lesson 2: Units of Capacity

Lesson 3: Practice

Chapter 14: Graphs

Lesson 1: Picture Graphs

Lesson 2: Bar Graphs

Lesson 3: Practice

Chapter 15: Shapes

Lesson 1: Straight and Curved Sides

Lesson 2: Polygons

Lesson 3: Semicircles and Quarter-circles

Lesson 4: Patterns

Lesson 5: Solid Shapes

Lesson 6: Practice **Review 4****Review 5**

Click here to view samples of Dimensions Math^{®} Textbook 2B.

**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.