Ch 52: 6th-8th Grade Math: Consumer Math

About This Chapter

Designed with 6th-8th graders in mind, the fun video lessons in this chapter provide explanations and examples for common consumer math problems. Students can use the videos and lesson quizzes to figure out which concepts they need to devote more study time to.

6th-8th Grade Math: Consumer Math - Chapter Summary

If you have a 6th, 7th or 8th grader who needs additional help with consumer math, the video lessons in this chapter offer an engaging way to improve his or her skills. The math instructors provide clear-cut explanations and guide students through practice problems so they can apply what they've learned. The lessons teach students how to calculate interest, tax charges, sales discounts, price mark ups, tips and more. Middle schoolers can test their understanding of these consumer math concepts by taking short multiple-choice lesson quizzes as well as a chapter exam. If they have additional questions about the material, students can submit them to instructors for guidance.

Chapter Lessons and Objectives

Making Change from a PurchaseStudents learn how to use the fewest number of coins as possible to make change when buying an item.
How to Calculate Sales CommissionsThe instructor explains what sales commissions are and uses examples to show how to calculate them.
How to Mark Up a PriceIn this lesson, students learn why businesses mark up prices and how to calculate such mark ups.
Taxes & Discounts: Calculations & ExamplesStudents are taught how to use percentages to calculate an item's sale price after a discount as well as the amount of charged tax.
How to Solve Interest Problems: Steps & ExamplesThe instructor guides students step-by-step through the process of calculating interest.
Compounding Interest Formulas: Calculations & ExamplesStudents practice using the compound interest formula to solve example problems.
How to Calculate Shipping & HandlingThe lesson defines shipping and handling and explains how to calculate them.
How to Calculate a TipStudents learn how to estimate and calculate tips as well as how to determine a total bill's cost including tip.
Item Unit Price & Total Cost: Calculations & ExamplesThe instructor explains how to determine total cost when an item's unit price and quantity are known.

9 Lessons in Chapter 52: 6th-8th Grade Math: Consumer Math
Test your knowledge with a 30-question chapter practice test
Making Change from a Purchase

1. Making Change from a Purchase

When making a purchase, a consumer rarely has the exact amount due and often overpays, needing the extra amount paid to be returned as change. Understand the process of making change to give customers the least number of bills and coins as possible, beginning with the largest currency to the smallest.

How to Calculate Sales Commissions

2. How to Calculate Sales Commissions

Discover how to calculate sales commission based on the three types of commission structures. Review what sales commission is and understand the percentage of sales method, the stair step structure, and the fixed commission structure.

How to Mark Up a Price

3. How to Mark Up a Price

Marking up prices to cover costs and earn a profit is a common business practice. This lesson explains the standard formula to mark up a price, and provides examples of markups.

Taxes & Discounts: Calculations & Examples

4. Taxes & Discounts: Calculations & Examples

Shopping taxes and discounts are two calculations consumers need to understand. Learn the connection between math and shopping, examine examples and calculations for taxes and discounts, and review examples of tax as well as tax and discount calculations.

How to Solve Interest Problems: Steps & Examples

5. How to Solve Interest Problems: Steps & Examples

If a person is trying to learn how to better save money, it's important that they learn about interest. This lesson explores how to calculate interest, how to find the interest, how time plays a part in dealing with interest, and how to find the interest rate.

Compounding Interest Formulas: Calculations & Examples

6. Compounding Interest Formulas: Calculations & Examples

Compound interest refers to interest calculated on both the principal amount of a loan or investment as well as on the accumulated interest. Learn about compounding interest formulas, review the calculations, and work examples. Understand the difference between simple and compound interest, and recognize the importance of the order of operations in calculating compound interest.

How to Calculate Shipping & Handling

7. How to Calculate Shipping & Handling

Shipping and handling fees are more than just the cost of the business to ship an item to a customer. Discover the details of packaging, shipping, and handling costs that are used to calculate the total cost.

How to Calculate a Tip

8. How to Calculate a Tip

A tip is typically a percentage of a total cost, and they are given in appreciation of a service. Explore how to calculate a tip including taxes and the total cost of a bill through mental math calculations.

Item Unit Price & Total Cost: Calculations & Examples

9. Item Unit Price & Total Cost: Calculations & Examples

Businesses need to understand the relationship between unit prices and total costs to balance expenses and revenue. Learn the details of item unit price, overhead costs, production costs, and total costs that businesses calculate through examples.

Chapter Practice Exam
Test your knowledge of this chapter with a 30 question practice chapter exam.
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Practice Final Exam
Test your knowledge of the entire course with a 50 question practice final exam.
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More Exams
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Other Chapters

Other chapters within the 6th-8th Grade Math: Practice & Review course