Unit 5

Warming Up to Decimals

• Lesson 1

  Using Decimals in a Shopping Context

Adding and Subtracting Decimals

• Lesson 2

  Using Diagrams to Represent Addition and Subtraction

• Lesson 3

  Adding and Subtracting Decimals with Few Non-Zero Digits

• Lesson 4

  Adding and Subtracting Decimals with Many Non-Zero Digits

Multiplying Decimals

• Lesson 5

  Decimal Points in Products

• Lesson 6

  Methods for Multiplying Decimals

• Lesson 7

  Using Diagrams to Represent Multiplication

• Lesson 8

  Calculating Products of Decimals

Dividing Decimals

• Lesson 9

  Using the Partial Quotients Method

• Lesson 10

  Using Long Division

• Lesson 11

  Dividing Numbers that Result in Decimals

• Lesson 12

  Dividing Decimals by Whole Numbers

• Lesson 13

  Dividing Decimals by Decimals

Let's Put It to Work

• Lesson 14

  Using Operations on Decimals to Solve Problems

• Lesson 15

  Making and Measuring Boxes