# Activities

• ##### Download

• • ##### Subject Area

• Math: Middle Grades Math: Ratios and Proportional Relationships

• ##### Author 6-8

45 Minutes

• ##### Device
• TI-Nspire™ CX/CX II
• TI-Nspire™ CX CAS/CX II CAS
• TI-Nspire™ Navigator™
• TI-Nspire™
• TI-Nspire™ CAS
• ##### Software

TI-Nspire™
TI-Nspire™ CAS

3.0

## Equations from Unit Rates

#### Activity Overview

This lesson involves finding a linear equation and confirming the equation represents a proportional relationship with numeric values in ordered pairs or in functions tables.

#### Objectives

• Students will compute unit rates.
• Students will find linear equations using unit rates to represent proportional relationships.
• Students will examine ordered pairs to confirm that linear equations represent proportional relationships.

#### Vocabulary

• ordered pair
• unit rate
• linear relationship
• proportional relationship

#### About the Lesson

This lesson involves finding a linear equation and confirming the equation represents a proportional relationship with numeric values in ordered pairs or in functions tables.
As a result, students will:

• Find the linear relationship given a proportional situation.
• Find ordered pairs on the linear equation.
• Find numeric value that fit the proportional situation.