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Ch 10: CUNY Assessment Test in Math: Operations with Decimals

About This Chapter

This chapter offers refresher lessons on how to perform operations with decimals, solve multi-step inequalities with decimals, and to work out problems showing decimal distances on a map. Our videos and study aids can help you prepare for these types of questions on the CUNY Assessment Test in Math.

CUNY Assessment Test in Math: Operations with Decimals - Chapter Summary

Let us assist you in reviewing information on operations with decimals as you prepare for the CUNY Assessment Test in Math. Our short video lessons and quizzes offer refresher information on topics including:

  • How to solve inequalities with decimals
  • Ways to convert decimals to mixed numbers
  • Addition, subtraction, multiplication and division with decimals
  • Estimation with decimals
  • How to use the guess and check method
  • Multi-step inequalities with decimals
  • How to solve map problems with decimal distances
  • Ways to simplify expressions with decimals

These short video lessons are about 5-10 minutes in length, and you can watch them as your schedule allows via a computer, smartphone or tablet. Our study guide offers a variety of tools to help you with your review, including short self-assessment quizzes, a text transcript and an ask-an-expert option to get help from the instructors.

CUNY Assessment Test in Math: Operations with Decimals Chapter Objectives

CUNY uses the Assessment Test in Math to evaluate the mathematical knowledge of new students and place them at the most suitable course level. The test checks student knowledge in four areas, and questions on the material covered in the Operations with Decimals chapter is in the Numerical Skills/Pre-Algebra section.

This assessment test is computer delivered and consists entirely of multiple-choice questions. You can get good practice answering questions in this format by completing the lesson quizzes and the chapter exam in this study guide. These tests also let you see where you require additional review before test day.

14 Lessons in Chapter 10: CUNY Assessment Test in Math: Operations with Decimals
Test your knowledge with a 30-question chapter practice test
Inequalities with Decimals

1. Inequalities with Decimals

In this video lesson, we talk about solving inequalities with decimals. You will learn in what order to take your steps to solve these types of problems.

Converting Decimals to Mixed Numbers

2. 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.

Converting Repeating Decimals into Fractions

3. Converting Repeating Decimals into Fractions

After watching this video lesson, you will be able to convert any repeating decimal that you come across into a fraction. Learn how to write the two equations that are needed for the conversion.

Adding and Subtracting Decimals: Examples & Word Problems

4. 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

5. 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

6. 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.

Estimating Sums, Differences & Products of Decimals

7. Estimating Sums, Differences & Products of Decimals

After watching this video lesson, you will be able to estimate any decimal number to help you simplify your math problems. See how easy it is to estimate your answer when you are trying to find the sum, difference, or product.

Solving Problems Using Decimal Numbers

8. Solving Problems Using Decimal Numbers

Problems involving decimal numbers might sound like a way to torture you, but learning how important these types of problems are in the real world is important. In this lesson, you will see a couple areas in life where you routinely encounter decimal number problems.

Estimation: One & Two Operation Problems with Positive Decimals

9. Estimation: One & Two Operation Problems with Positive Decimals

After watching this video lesson, you will learn how using estimation can help you simplify your problem so that you can solve it much easier. Learn how estimation can help even when you need to solve for a missing variable.

Guess and Check: One & Two Operation Problems with Positive Decimals

10. Guess and Check: One & Two Operation Problems with Positive Decimals

In this video lesson, you will learn how to use your guessing skills in finding the correct answer to a decimal problem. Learn how you can refine your guess to make an even better guess and get closer to finding your answer.

Look for a Pattern: One & Two Operation Problems with Positive Decimals

11. Look for a Pattern: One & Two Operation Problems with Positive Decimals

In this video lesson, you will learn how finding a pattern can help you solve one- and two-operation problems involving decimal numbers. Learn what it takes to find a pattern and then to use the pattern to find the answer.

Solving Multi-Step Inequalities with Decimals

12. Solving Multi-Step Inequalities with Decimals

In this video lesson, you will learn the steps that are involved in solving inequalities for an unknown variable. We'll see that the order of operations stays the same, but there's a very significant difference when it comes to negative numbers!

Maps with Decimal Distances

13. Maps with Decimal Distances

After watching this video lesson, you will know how to solve problems involving decimal numbers and reading maps. You will be able to find missing distances as well as how to find the total distance.

How to Simplify Expressions Involving Decimals

14. How to Simplify Expressions Involving Decimals

After watching this video lesson, you should be able to take any expression involving decimals and simplify it. You'll learn what to look for and what things you can combine.

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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Other Chapters

Other chapters within the CUNY Assessment Test in Math: Practice & Study Guide course

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