1.7 Rate of Change

​1.7 - Rate of Change

Open to p. 66​

Multiple Choice

To calculate the change between two values, what operation would you use?

• Multiplication

• Division

• Addition

• Subtraction

Multiple Choice

With a table that is vertical, which of the two variables would be the x-coordinates?

• Number

• Money ($)

Multiple Choice

In a table that is vertical, which quantity would represent the y-coordinates?

• Time (min)

• Distance (mi)

​How to find rate of change in a table?

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​How to find rate of change in graph?

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Open Ended

(Guided Practice #1 p.68)

The table and the graph to the left show the amount of money that Mi-Ling and Daniel save each week. Who saves more each week? Explain.

Open Ended

(Guided Practice #2 p.68)

Refer to the graph. Explain what the points (0, 0) and (1, 10) represent.

Fill in the Blanks

Fill in the Blanks

Open Ended

Explain what the points (0, 0) and (1, 9) represent.

Fill in the Blanks

Open Ended

The Guzman and Hashimoto family each took a 4-hour trip. The distances traveled by each families are show in the graph and table to the left.

Which family averaged fewer miles per hour? Explain.

Multiple Choice

At 1:00 p.m., the water level in a pool is at 13 inches. At 1:30 p.m., the water level is at 18 inches. At 2:30 p.m., the water level is at 28 inches.

What is the constant rate of change?

• 10 inches per hour

• 5 inches per hour

• 7.5 inches per hour

• 15 inches per hour

Open Ended

The constant rate of change for the relationship shown in the table is $8 per hour. Find the missing values for x, y, and z.