for Teachers for Schools for Enterprise
for Teachers for Schools for Enterprise
 6th-8th Grade Math: Practice & Review
First Lesson 

Ch 6: 6th-8th Grade Math: Estimating & Rounding

Start Your Free Trial Today

About This Chapter

The video lessons in the Estimating and Rounding chapter are designed to teach elementary and middle school students about the different ways in which numbers can be rounded and estimated. You can use the chapter examination to ensure your students' understanding of the rules for estimating and rounding numbers.

Estimating and Rounding - Chapter Summary

With the help of the video lessons in this Estimating and Rounding chapter, you can help your students understand the process of rounding decimals and mixed numbers. Your 6th - 8th grade students could also learn to estimate a difference in numbers by rounding. Lessons in using front-end estimation and rounding numbers to the nearest 10,000 are included. The self-assessment quizzes can test your students' grasp of the chapter's material. After they watch each of the video lessons in this chapter, students could understand more about:

  • Tips and strategies that can be applied when rounding numbers
  • The process of finding a difference and calculating an approximate number
  • How to solve sample problems that display the use of front-end estimation
  • The distinct differences between rounding regular numbers and decimals
  • Estimating sums using the rounding method
  • Considering the numerator and denominator when rounding mixed numbers

Chapter Lessons and Objectives

Lesson Objective
Rounding Numbers to the Nearest 1,000, 10,000 and 100,000 Instructors teach students how to perform this process.
Estimating a Difference By Rounding In this lesson, students discover rounding techniques for estimating a difference.
How to Use Front-End Estimation Teachers explain methods for estimating sums and differences in this lesson.
Rounding Decimals and Finding the Missing Digit Students discover techniques for rounding whole numbers and decimals.
Estimating the Sum and Difference Between Two Decimals In this lesson, students complete examples of this process.
How to Round Mixed Numbers Students may provide examples of rounding mixed numbers.

6 Lessons in Chapter 6: 6th-8th Grade Math: Estimating & Rounding
Chapter Practice Test
Test your knowledge with a 30-question chapter practice test
Take Practice Test
View all practice tests in this course
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
Chapter Practice Exam
Test your knowledge of this chapter with a 30 question practice chapter exam.
Not Taken
Take Practice Test
Other Practice Exams in this course
Practice Final Exam
Test your knowledge of the entire course with a 50 question practice final exam.
Not Taken
Take Practice Test
View all practice tests in this course
Description
Earning Credit

Earning College Credit

Did you know… We have over 160 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.

Research Schools, Degrees & Careers

Get the unbiased info you need to find the right school.

Browse Articles By Category

Browse an area of study or degree level.

Recommended Articles

Other Chapters

Other chapters within the 6th-8th Grade Math: Practice & Review course

Explore our library of over 70,000 lessons

Browse by subject
Support