Introducing Proportional Relationships

• 7.2 Unit Overview

• Pre-Unit

• 7.2 Readiness Check

• Section 1: Proportional Relationships in Tables

  Students recognize proportional relationships represented in tables and calculate constants of proportionality using tables. This builds on students’ work with equivalent ratios in Grade 6.

• Paint
• Balloon Float
• Sugary Drinks

• Section 2: Proportional Relationships in Equations

  Students use what they know about the constant of proportionality to write and interpret equations describing proportional relationships.

• Robot Factory
• Snapshots
• Two and Two
• All Kinds of Equations
• 7.2 Practice Day 1
• 7.2 Quiz

• Section 3: Proportional Relationships in Graphs

  Students explore graphs of proportional relationships and use graphs to determine constants of proportionality.

• DinoPops
• Gallon Challenge
• Three Turtles

• Section 4: Using Proportional Relationships

  Students use all of the representations of proportional relationships to solve real-world and mathematical problems.

• Four Representations
• Water Efficiency
• 7.2 Practice Day 2

• End-Unit

• 7.2 End Assessments
• Reflection and Synthesis

• Resources

• 7.2 Practice Sets
• 7.2 Cool-Downs