Finding Slope from a Table: Key Concepts and Techniques

What does the top number in the slope formula represent?

• Change in x values

• Change in y values

• Sum of x values

• Sum of y values

In the first example, what is the change in x values?

• 2

• 1

• 3

• 4

In the first example, what is the change in y values?

• 7

• 9

• 6

• 8

What is the slope of the line in the first example?

• 8

• 9

• 7

• 6

In the second example, what is the change in x values?

• 2

• 5

• 4

• 3

In the second example, what is the change in y values?

• 22

• 21

• 23

• 20

What is the slope of the line in the second example?

• 9

• 8

• 7

• 6

In the third example, what is the change in x values?

• 2

• 5

• 4

• 3

In the third example, what is the change in y values?

• -25

• -24

• -23

• -22

What is the slope of the line in the third example?

• -6

• -7

• -8

• -9