Paperback
(Independently published March 28, 2020)
This book will teach you about percentages and how to do calculations involving percentages. Most calculations can be done with and without a calculator. The questions and answers (which show you how to solve percentage problems) at the end of chapters will help you master this important math topic.
Topics covered include:
- What is a percentage and why use percentages?
- Converting between fractions and percentages
- Converting between decimals and percentages
- Calculating percentages of quantities and amounts
- Simple interest
- Compound interest
- Percentage increases and compound interest
- Percentages decreases and depreciation
- Reverse percentages
Here is the Table of Contents:
Table of ContentsIntroduction
Chapter 1: Introducing PercentagesWhat is a Percentage?
Why Use Percentages?
Chapter 2: Converting Between Fractions and PercentagesHow to Convert a Fraction into a Percentage
- Converting a Fraction into a Percentage without a Calculator
- Converting a Fraction into a Percentage without a Calculator (Equivalent Fraction Shortcut)
- Converting a Fraction into a Percentage using a Calculator
How to Convert a Percentage into a Fraction
Table of Equivalent Fractions and Percentages
Questions
Answers to Chapter 2 Questions
Chapter 3: Converting Between Decimals and PercentagesHow to Convert a Decimal into a Percentage
- Converting a Decimal into a Percentage without a Calculator
- Converting a Decimal into a Percentage using a Calculator
How to Convert a Percentage into a Decimal
- Converting a Percentage into a Decimal without a Calculator
- Converting a Percentage into a Decimal using a Calculator
Table of Equivalent Fractions, Decimals and Percentages
Questions
Answers to Chapter 3 Questions
Chapter 4: Calculating Percentages of a Quantity or AmountHow to Calculate a Percentage of a Quantity or Amount
- Calculating a Percentage of a Quantity/Amount without a Calculator
- Calculating a Percentage of a Quantity/Amount without a Calculator (Using Portions Shortcut)
- Calculating a Percentage of a Quantity/Amount using a Calculator
Questions
Answers to Chapter 4 Questions
Chapter 5: Simple InterestA Note on Terminology
How to Perform Simple Interest Calculations
- Simple Interest Calculations without a Calculator
- Simple Interest Calculations using a Calculator
Questions
Answers to Chapter 5 Questions
Chapter 6: Percentage Increases and Compound InterestPercentage Increases
- How to Increase a Quantity/Amount by a Percentage
- How to Repeatedly Increase a Quantity/Amount by a Percentage
- Formulae for Percentage Increases
Compound Interest
- Compound Interest Terminology
- How to Perform Compound Interest Calculations
Questions
Answers to Chapter 6 Questions
Chapter 7: Percentage Decreases and DepreciationPercentage Decreases
- How to Decrease a Quantity/Amount by a Percentage
- How to Repeatedly Decrease a Quantity/Amount by a Percentage
- Formulae for Percentage Decreases
Depreciation
- How to Perform Depreciation Calculations
Questions
Answers to Chapter 7 Questions
Chapter 8: Reverse PercentagesHow to Reverse a Percentage Increase
- Formulae to Reverse a Percentage Increase
- Reverse a Percentage Increase Examples
How to Reverse a Percentage Decrease
- Formulae to Reverse a Percentage Decrease
- Reverse a Percentage Decrease Examples
Questions
Answers to Chapter 8 Questions
Conclusion