Graphing Proportional Relationships from a Table

Graphing Proportional Relationships from a Table
Introduction

A proportional relationship happens when two quantities change at the same rate. Graphing a proportional relationship helps us see how the quantities are...

Look at this table showing the hours worked by a worker at a donut shop and her total earnings.

First, we check whether the relationship is proportional. Then, we plot it on a graph to see how the relationship behaves.

To check if the relationship is proportional, divide the total earnings by the hours worked in each row.

Each ...