Unit 4

Proportional Relationships with Fractions

• Lesson 1

  Lots of Flags

• Lesson 2

  Ratios and Rates With Fractions

• Lesson 3

  Revisiting Proportional Relationships

• Lesson 4

  Half as Much Again

• Lesson 5

  Say It with Decimals

Percent Increase and Decrease

• Lesson 6

  Increasing and Decreasing

• Lesson 7

  One Hundred Percent

• Lesson 8

  Percent Increase and Decrease with Equations

• Lesson 9

  More and Less than 1%

Applying Percentages

• Lesson 10

  Tax and Tip

• Lesson 11

  Percentage Contexts

• Lesson 12

  Finding the Percentage

• Lesson 13

  Measurement Error

• Lesson 14

  Percent Error

• Lesson 15

  Error Intervals

Let's Put It to Work

• Lesson 16

  Posing Percentage Problems