Ch 8: TExES Math 4-8: Calculations, Ratios & Proportions

About This Chapter

Use these lessons to gauge your comprehension and teaching competency for calculations, ratios and proportions in order to pass the Math levels 4-8 TExES certification exam. Our chapter resources, including video lessons and self-assessment quizzes, can help you refresh crucial skills and pass the test.

TExES Math 4-8: Calculations, Ratios & Proportions - Chapter Summary

These lessons can help you refresh your fundamental mathematic knowledge on calculations using ratios and proportions for the TExES Math 4-8 exam. Work through lessons on rates, interest, and problems with money. Once you complete this chapter, you should be ready to:

  • Define ratios and rates and give examples
  • Solve problems that involve money, taxes, and discounts
  • Discuss the application and definition of proportion
  • Make calculations with proportions and ratios
  • Detail the steps used to solve interest problems
  • Use compounding interest and distance formulas

Our highly qualified instructors highlight key concepts for easy, efficient review. The jump feature in the video timelines is designed to help you return to specific video sections without re-watching the entire video. These videos are accessible 24 hours a day on any mobile device or computer for convenient study.

8 Lessons in Chapter 8: TExES Math 4-8: Calculations, Ratios & Proportions
Test your knowledge with a 30-question chapter practice test
Ratios & Rates: Definitions & Examples

1. Ratios & Rates: Definitions & Examples

If we have two items, or two numbers, and we want to compare them, what language can we use? How do we write the comparison? Find out as we learn about ratios and rates in this lesson.

How to Solve Problems with Money

2. How to Solve Problems with Money

Money matters, and knowing how much things cost will be useful no matter where you go. In this lesson, we'll learn the steps for solving word problems involving money.

Proportion: Definition, Application & Examples

3. Proportion: Definition, Application & Examples

When we want to compare one ratio, or fraction, to another equivalent ratio, it's a proportion. Learn all about proportions and practice solving proportion problems in this lesson.

Calculations with Ratios and Proportions

4. Calculations with Ratios and Proportions

Even if only 99 out of 100 people need to know how to work with ratios, the odds that they'll be useful to you are very high. In this lesson, we'll practice performing calculations with ratios and proportions.

How to Solve Interest Problems: Steps & Examples

5. How to Solve Interest Problems: Steps & Examples

If you want to know how your money can earn money, then it's essential to learn about solving interest problems. In this lesson, we'll practice calculating interest amounts and interest rates.

Compounding Interest Formulas: Calculations & Examples

6. Compounding Interest Formulas: Calculations & Examples

Compound interest is a great way to have your money work for you. In this lesson, find out the formula for calculating compound interest and practice using the formula with several examples.

Taxes & Discounts: Calculations & Examples

7. Taxes & Discounts: Calculations & Examples

When you go shopping, you don't want to be surprised by the amount of tax on an item. You also want to fully understand discounts to know how much you can save. In this lesson, we'll practice calculating both tax and discounts.

Distance Formulas: Calculations & Examples

8. Distance Formulas: Calculations & Examples

Let's go on a road trip! In this lesson, we'll practice calculations involving distance, rate and time. We'll also look at how we determine the relationship between distance and fuel.

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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