# Chapter 5: Applying Percents

Difficulty Level:

**Basic**Created by: CK-12

### Introduction

In this chapter, students will engage with the following concepts: recognizing and writing percents, percents as decimals and fractions, finding percent, proportions and percents in problem solving, using the percent equation, percent of increase, decrease, and change, discounts, retail prices, sales tax, statistics, percent problems and scientific notation, simple and compound interest.

Chapter Outline

- 5.1.
## Recognize and Write Percent

- 5.2.
## Write Percents as Decimals

- 5.3.
## Write Percents as Fractions

- 5.4.
## Find the Percent of a Number

- 5.5.
## Use Proportions to Find Percent

- 5.6.
## Use Proportions to Solve Percent Problems

- 5.7.
## Use the Percent Equation to Find Part a

- 5.8.
## Use the Percent Equation to Find the Percent

- 5.9.
## Use the Percent Equation to Find the Base, b

- 5.10.
## Find the Percent of Increase

- 5.11.
## Find the Percent of Decrease

- 5.12.
## Using the Percent of Change

- 5.13.
## Find Retail Prices Given Wholesale, Markups and Sales Tax

- 5.14.
## Find Discount Prices Given Sales

- 5.15.
## Solve Statistics-Based Problems Using Percent

- 5.16.
## Solve Percent Problems Involving Scientific Notation

- 5.17.
## Solve Real World Problems Involving Simple Interest

- 5.18.
## Solve Real World Problems Involving Compound Interest

### Chapter Summary

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Description

This chapter covers: recognizing and writing percents, percents as decimals and fractions, finding the percent of a number, proportions and percents in problem solving, using the percent equation, percent of increase, percent of decrease, percent of change, discounts, retail prices, tipping, sales tax, statistics, percent problems and scientific notation, simple interest and compound interest.

Difficulty Level:

Basic
Subjects:

Grades:

Date Created:

Sep 20, 2013
Last Modified:

Jun 16, 2016
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