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MATH IN DEMAND

Slope Given a Table

Objective:
  • Determine the slope of a line given a table of values
How do we determine the slope of a line given a table of values?
Given a table of values,
Picture
we can determine the slope of a line by finding the change in the y values divided by the change in the x values.  In other words,
Picture
This can also be written as,
Picture

Example

Given the following table of values, determine the slope:
Picture
Picture
Picture
Picture
Picture
As seen above, the slope is still 2.  Hence, it doesn't matter which two points I choose!

Horizontal and Vertical Lines

Picture

Practice

Determine the slope given the following table of values:
Picture
Click here to check your answer.
(C) 2017 MATH IN DEMAND​