Idiot\'s Guides Basic Math and Pre-Algebra

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No one likes a know-it-all. Most of us realize there’s no such thing— how could there be? The world is far too complicated for s ...

A member of Penguin Group (USA) Inc. Basic Math and Pre-Algebra by Carolyn Wheater ...

Publisher: Mike Sanders Executive Managing Editor: Billy Fields Executive Acquisitions Editor: Lori Cates Hand Development Edito ...

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Part 1: The World of Numbers 1 Our Number System .................................................................... The Count ...

Introduction My job has always been teaching. Even when I wasn’t officially working as a teacher, I was always explaining someth ...

viii Idiot’s Guides: Basic Math and Pre-Algebra In Part 2, Into the Unknown, you’ll venture into the realm of variables and get ...

Introduction ix WORLDLY WISDOM There you are, you savvy sightseer, visiting new places and learning new things. Watch for these ...

x Idiot’s Guides: Basic Math and Pre-Algebra pointing them out to me. It makes a better book for you, and it teaches me about wh ...

PA RT 1 The World of Numbers Welcome to the world of numbers! Any study of mathematics begins with numbers. Your sense of how mu ...

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CHAPTER 1 Our Number System .................................................................... In This Chapter The developmen ...

4 Part 1: The World of Numbers The Counting Numbers ............................................................................ ...

Chapter 1: Our Number System 5 The ancient Romans weren’t the only culture to have their own number system. There were many, wit ...

6 Part 1: The World of Numbers DEFINITION A decimal system is a place value system in which each position in which a digit can b ...

Chapter 1: Our Number System 7 WORLDLY WISDOM In the United States, you separate periods with commas. In other countries, like I ...

8 Part 1: The World of Numbers To write powers of ten in a more convenient form, you use exponents. These are small numbers that ...