Instructional Video
Khan Academy

Khan Academy: Gross and Operating Profit

9th - 10th
Examines the difference between a company's gross profit, operating profit, and net income. [3:55]
Instructional Video
Khan Academy

Khan Academy: Marginal Revenue Below Average Total Cost

9th - 10th
Video lecture explains why it is rational to produce at a loss. [5:55]
Instructional Video
Khan Academy

Khan Academy: Monopolies: Monopolist Optimizing Price (Part 2) Marginal Revenue

9th - 10th
Plotting the marginal revenue curve for a monopolist. [8:31]
Instructional Video
Sophia Learning

Sophia: Application of Percent of Change

9th - 10th
Here we look at how to apply percent of change in a real world situation through the use of a word problem.
Instructional Video
Sophia Learning

Sophia: Calculating Total Cost With Payments

9th - 10th
In this lesson, students will learn how to calculate total costs with payment.
Instructional Video
Sophia Learning

Sophia: Cost and Profit as a Function of Time

9th - 10th
In this lesson, students will learn cost and profit as a function of time.