# Chapter 3: Addition and Subtraction of Decimals

Difficulty Level:

**At Grade**Created by: CK-12Turn In

### Introduction

In this chapter, students will engage with the following concepts: decimals, measuring metric length, how to order, round, estimate, add, and subtract decimals, as well as stem and leaf plots and how to use estimation.

Chapter Outline

- 3.1.
## Numbers with Decimal Place Value

- 3.2.
## Numbers in Expanded Form

- 3.3.
## Decimals in Words

- 3.4.
## Combinations of Decimal Money Amounts

- 3.5.
## Equivalent Metric Units of Length

- 3.6.
## Metric Unit Length Conversions

- 3.7.
## Appropriate Tools for Metric Measurement

- 3.8.
## Appropriate Units for Metric Measurement

- 3.9.
## Metric Length Comparison

- 3.10.
## Decimal Comparison

- 3.11.
## Decimal Rounding on a Number Line

- 3.12.
## Decimal Rounding Given Place Value

- 3.13.
## Small Decimal Rounding to a Leading Digit

- 3.14.
## Large Decimal Rounding

- 3.15.
## Decimal Rounding to Estimate Sums and Differences

- 3.16.
## Front-End Estimation

- 3.17.
## Decimal Addition

- 3.18.
## Decimal Subtraction

- 3.19.
## Mental Math to Add and Subtract Decimals

- 3.20.
## Properties in Decimal Operations

- 3.21.
## Stem-and-Leaf Plots

- 3.22.
## Stem-and-Leaf Plots, Range of a Data Set

- 3.23.
## Stem-and-Leaf Plots, Mean, Median and Mode

- 3.24.
## Problem Solving Plan, Estimation with Decimals

### Chapter Summary

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Description

This chapter covers: decimals, measuring metric length, how to order, round, estimate, add, and subtract decimals, as well as stem and leaf plots and how to use estimation.

Difficulty Level:

At Grade
Subjects:

Grades:

Date Created:

Nov 19, 2014
Last Modified:

Sep 04, 2016
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