Unit 4

Making Sense of Division

• Lesson 1

  Size of Divisor and Size of Quotient

• Lesson 2

  Meanings of Division

• Lesson 3

  Interpreting Division Situations

Meanings of Fraction Division

• Lesson 4

  How Many Groups? (Part 1)

• Lesson 5

  How Many Groups? (Part 2)

• Lesson 6

  Using Diagrams to Find the Number of Groups

• Lesson 7

  What Fraction of a Group?

• Lesson 8

  How Much in Each Group? (Part 1)

• Lesson 9

  How Much in Each Group? (Part 2)

Algorithm for Fraction Division

• Lesson 10

  Dividing by Unit and Non-Unit Fractions

• Lesson 11

  Using an Algorithm to Divide Fractions

Fractions in Lengths, Areas, and Volumes

• Lesson 12

  Fractional Lengths

• Lesson 13

  Rectangles with Fractional Side Lengths

• Lesson 14

  Fractional Lengths in Triangles and Prisms

• Lesson 15

  Volume of Prisms

Let's Put It to Work

• Lesson 16

  Solving Problems Involving Fractions

• Lesson 17

  Fitting Boxes into Boxes