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Ch 3: NMTA Math: Decimals & Percents

About This Chapter

Allow our experienced instructors guide you through the process of working with decimals and percents. Use fun video lessons to refresh your math skills in preparation for comparable questions on the NMTA Mathematics test.

NMTA Math: Decimals & Percents - Chapter Summary

From dividing decimals to calculating discounts, the video lessons in this chapter will get you up to speed on solving problems involving decimals and percents. After completing the lessons, you should be ready to take on the following on the NMTA Mathematics test:

  • Defining decimal place value
  • Adding, subtracting, multiplying and dividing decimals
  • Rounding decimal numbers
  • Converting percents to decimals and fractions
  • Solving interest problems
  • Calculating taxes and discounts

To prepare you for these kinds of questions on the exam, our brief video lessons feature straightforward explanations, engaging graphics and step-by-step examples. You can also study lesson transcripts and take quizzes to help you feel confident by the day of the NMTA test.

Objectives of the NMTA Math: Decimals & Percents Chapter

The NMTA Mathematics test is required of those seeking math teacher licensure in the state of New Mexico. The computer-based exam assesses your knowledge and skills in several areas, including number theory, geometry, algebra, statistics and trigonometry.

The decimals and percents concepts covered in this chapter are part of the math processes and number sense content domain, which makes up about 19% of your score. If you need practice answering multiple-choice math questions like those on the NMTA test, be sure to take this chapter's lesson quizzes available in the same format.

7 Lessons in Chapter 3: NMTA Math: Decimals & Percents
Test your knowledge with a 30-question chapter practice test
What is a Decimal Place Value?

1. 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.

Adding and Subtracting Decimals: Examples & Word Problems

2. 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

3. 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 Round Decimals

4. How to Round Decimals

After watching this video lesson, you will be able to look at any decimal number and round it any which way you want. Learn the tipping point that determines whether to go up to the next number or not.

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 Interest Problems: Steps & Examples

6. 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.

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.

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.
Not Taken

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Other Chapters

Other chapters within the NMTA Mathematics (304): Practice & Study Guide course

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