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

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.

Final Exam
Chapter Exam

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