Ch 10: PECT PAPA: Decimals

About This Chapter

As you prepare for the mathematics module of the PECT PAPA, complete the lessons and assessments of this chapter to review for questions related to decimals. These lessons cover topics such as how to complete mathematical operations with decimals, convert between decimals and fractions and estimate the answers of problems with decimals.

PECT PAPA: Decimals - Chapter Summary

This chapter has been set up to help you improve your skills working with decimals in mathematics as you prepare for the mathematics module of the Pennsylvania Education Certification Tests (PECT) Pre-service Academic Performance Assessment (PAPA). Watch this series of engaging lesson videos and follow along with our expert instructors as they explain:

  • Techniques of working with decimals
  • Decimal place values
  • Converting between decimals, fractions and mixed numbers
  • Adding, subtracting, multiplying and dividing decimals
  • Using estimation to solve math problems with decimals

These lessons are mobile device friendly so that you can study even if you are not at your computer. For more versatility read the lesson transcripts that will present you with written overviews of the videos and highlight some of the key vocabulary. Whenever you have questions about the topics of these lessons, use the teacher tab to send a note to our instructors for clarification.

PECT PAPA: Decimals Chapter Objectives

The PECT PAPA is used in the state of Pennsylvania to certify prospective teachers. This computer-based exam includes three testing modules, one of them on mathematics. The mathematics module is composed of a series of 36 multiple-choice questions. This module can be take by itself in a 75-minute testing session or with the other two modules in a 240-minute testing session. Use these lessons to prepare for questions on this module about completing operations with decimals.

7 Lessons in Chapter 10: PECT PAPA: Decimals
Test your knowledge with a 30-question chapter practice test
Working with Decimals

1. Working with Decimals

After watching this video lesson, you will become well acquainted with decimals and how to work with them. Learn how you can use them to help you describe what is going on around you.

What is a Decimal Place Value?

2. What is a Decimal Place Value?

In this video lesson, you will see how a decimal, a simple dot, can change the place value of all the digits in a number. You will also learn how to read decimals using place values.

Converting Decimals to Mixed Numbers

3. Converting Decimals to Mixed Numbers

After watching this video lesson, you should be able to convert easily between decimals and mixed numbers. Learn what kinds of decimals you can and cannot convert to a mixed number.

Changing Between Decimals and Fractions

4. Changing Between Decimals and Fractions

In this video lesson, you will learn about the usefulness of knowing how to change quickly between decimals and fractions. You will also learn how changing from a decimal to a fraction is different than changing from a fraction to a decimal.

Adding and Subtracting Decimals: Examples & Word Problems

5. Adding and Subtracting Decimals: Examples & Word Problems

In math, we sometimes have to deal with decimal numbers instead of our nice whole numbers. Watch this video lesson to learn the one thing that you have to take into consideration when adding and subtracting decimals.

Multiplying and Dividing Decimals: Examples & Word Problems

6. Multiplying and Dividing Decimals: Examples & Word Problems

Watch this video lesson to learn what you need to do to get a correct answer when multiplying and dividing decimals. Learn the easy tricks to figuring out where the decimal point goes.

How to Estimate with Decimals to Solve Math Problems

7. How to Estimate with Decimals to Solve Math Problems

Watch this video lesson to learn how you can estimate problems with decimals in them so you can get a quick answer when you need it - for example, when you are at the gas station and you need to know how much gas you can afford.

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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