Copyright

Ch 4: NMTA Middle Grades Math: Estimating & Rounding

About This Chapter

The NMTA Middle Grades Mathematics assessment has been replaced by the National Evaluation Series Middle Grades Mathematics Assessment in New Mexico. This chapter offers fun video lessons and self-assessment videos that can help you prepare for the questions related to estimation and rounding.

NMTA Middle Grades Math: Estimating & Rounding - Chapter Summary

The video lessons in this chapter are designed to refresh your knowledge of estimating and rounding as you get ready to take your NES Middle Grades Mathematics assessment. The lessons can strengthen your knowledge on the subject and prepare you to address the questions on your assessment about:

  • Rounding numbers to the nearest 1,000, 10,000 and 100,000
  • Estimating a difference by rounding
  • Using front-end estimation
  • Rounding decimals and finding a missing digit
  • Estimating the sum and difference between two decimals
  • Rounding mixed numbers

The instructors in the video lessons are skilled at guiding you through each concept, which is essential in helping you prepare for your assessment. The unique approach to online instruction makes sure you're prepared to answer any questions you encounter on the test, and the lesson presentations make learning fun.

NMTA Middle Grades Math: Estimating & Rounding Chapter Objectives

The NES Middle Grades Mathematics assessment is designed to test your knowledge of this subject matter to ensure you're prepared to teach in an academic setting while securing your teaching licensure in New Mexico. The topics covered in this NMTA Middle Grades Math: Estimating & Rounding chapter are located in the number sense and operations portion of the exam, which constitutes about 17% of the test. Self-assessment quizzes are available to help you determine how much you remember about estimating and rounding, while giving you access to the types of questions you will encounter on the exam.

The assessment is comprised completely of multiple-choice questions. The questions require that you read a short paragraph, sentence or question and possibly examine an illustration, diagram or graph then choose one of four statements that you believe best represents the answer to the question.

6 Lessons in Chapter 4: NMTA Middle Grades Math: Estimating & Rounding
Test your knowledge with a 30-question chapter practice test
Rounding Numbers to the Nearest 1000, 10,000 & 100,000

1. Rounding Numbers to the Nearest 1000, 10,000 & 100,000

After watching this video lesson, you will be able to round larger numbers like a pro. Learn what the cutoff numbers are for rounding up and down to the nearest thousand, ten thousand and hundred thousand.

Estimating a Difference by Rounding

2. Estimating a Difference by Rounding

After studying this lesson, you will understand rounding basics. You'll also learn how to quickly solve subtraction problems by using your rounding skills.

How to Use Front-End Estimation

3. How to Use Front-End Estimation

In this video lesson, you will learn how to estimate addition and subtraction problems by using the method of front end estimation. Learn what is involved and what you need to be careful of.

Rounding Decimals & Finding the Missing Digit

4. Rounding Decimals & Finding the Missing Digit

After watching this video lesson, you will learn how to round decimals and how to use your knowledge of rounding to help you find a missing digit. Learn what the difference is between rounding decimals and rounding regular numbers.

Estimating the Sum & Difference Between Two Decimals

5. Estimating the Sum & Difference Between Two Decimals

In this video lesson, you will learn how to take an addition or subtraction problem with decimals and estimate the answer by rounding. You will learn that a rounded answer is very close to the actual answer.

How to Round Mixed Numbers

6. How to Round Mixed Numbers

After watching this video lesson, you should be able to round mixed numbers easily and quickly. You will learn about what number to look at to determine whether you should round up or round down.

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

Earning College Credit

Did you know… We have over 200 college courses that prepare you to earn credit by exam that is accepted by over 1,500 colleges and universities. You can test out of the first two years of college and save thousands off your degree. Anyone can earn credit-by-exam regardless of age or education level.

To learn more, visit our Earning Credit Page

Transferring credit to the school of your choice

Not sure what college you want to attend yet? Study.com has thousands of articles about every imaginable degree, area of study and career path that can help you find the school that's right for you.

Other Chapters

Other chapters within the NMTA Middle Grades Mathematics (203): Practice & Study Guide course

Support