# Rate of Change - Slope as Rate of Change Notes Sheet

Worksheet (Algebra)

## Rate of Change - Slope as Rate of Change Notes Sheet Worksheet

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Algebra In-Class

Rate of Change

____ allows you to see the relationship between two quantities that are changing.

If one quantity depends on the other, you can find rate of change by using this formula:

Rate of Change =

Use the data in the table to the left to answer the following:

1. Does cost depend on the number of days?

2. Is the change from one x value to the next the same for each

consecutive day? _______

3. What is the change from one x value to the next? _______

4. Is the change from one y value to the next the same for each

consecutive day? _______

5. What is the change from one y value to the next? ________

7. It costs $______ for each day a computer is rented after the

first day.

The rate of change in the following table is constant. Find the rate of change.

You can also use a graph to find a rate of change. Recall that the x variable (called the ____ variable) is plotted on the horizontal axis and the y variable (also called the ___ variable) is plotted on the vertical axis.

When finding a rate of change from a graph, we can use the following formula:

Rate of Change =

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