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Ch 4: High School Algebra: Calculations, Ratios & Proportions Review

About This Chapter

With these lessons, students can review the competencies they will need in order to begin building their high school algebra skills. Working with this chapter can help students study for upcoming exams, prepare for discussions in class, and earn higher grades.

Calculations, Ratios & Proportions Review - Chapter Summary

High school students need to read and understand a great deal of information both before they graduate and as they move on in college or the professional world. This chapter provides students with focused training to review calculations, ratios and proportions.

Instead of an endless chapter of information, the chapter has been divided into short, individualized lessons. Students have the option to review all of the lessons in order, but they can also pick and choose lesson topics in which they need the most assistance. The chapter menu provides a list of all lessons available, and since each lesson is only focused on a single topic, students can easily find what they need. After completing this chapter, students will be ready to:

  • Define and give examples of ratios, rates and proportions
  • Solve problems that involve money
  • Create proportions and ratios to solve a problem
  • Perform calculations with ratios and proportions
  • Define and understand percentages
  • Solve word problems that include percentages
  • Calculate distance using rates
  • Solve problems that involve time

8 Lessons in Chapter 4: High School Algebra: Calculations, Ratios & Proportions Review
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.

Percents: Definition, Application & Examples

5. Percents: Definition, Application & Examples

Maybe you know that 95% is an A and 75% is a C. But what do those percents really mean? In this lesson, we'll learn about percents, including how to convert them to fractions and decimals.

How to Solve Word Problems That Use Percents

6. How to Solve Word Problems That Use Percents

100 percent of percent problems can be solved if we follow the correct steps. In this lesson, we'll practice solving a variety of different percent problems.

Distance Formulas: Calculations & Examples

7. 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.

How to Solve Problems with Time

8. How to Solve Problems with Time

It's amazing how much time can be saved when people work together. In this lesson, we'll practice figuring out just how much time we're talking about as we solve problems involving time.

Chapter Practice Exam
Test your knowledge of this chapter with a 30 question practice chapter exam.
Not Taken
Practice Final Exam
Test your knowledge of the entire course with a 50 question practice final exam.
Not Taken

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