Author(s): Richard N. Aufmann, Joanne LockwoodDifference between 6th and 5th editions Side by side comparison of table of contents helps to figure out the most significant changes. |

**Key differences between 6th and 5th editions**

- Time lapse between current and previous editions: 5 years (2013 vs 2008).
- Aufmann & Lockwood's
*Prealgebra*was first published in 1994. - The Sixth Ed. presents new
*Check Your Progress*exercises in the midle of each chapter. - Section 5.1 on properties of real numbers has been reorganized ans now includes additional examples of each property.
- Section 5.4 includes more detailed examples of each Rule for Simplifying Exponential Expressions.
- Section 5.6 provides more detailed examples of the Rule for Dividing Exponential Expressions, the Definition of Zero as an Exponent, and the Definition of Negative Exponents.
- In Section 5.7, the table for translating verbal phrases into mathematical expressions includes more of the verbal phrases.
- Objectives 6.2B and 6.3C include a wider range of application problems
- Section 6.6 provides more explanation and more annotated examples on graphing linear equations in two variables.
- Section 7.1 offers a new introduction to the metric system.
- Section 8.1 provides a more descriptive introduction to the percent. More examples are presented in the exposition, and additional numbered Examples and
*You Try Its*. Two pages have been added to the Section 8.1 exercise set, so the exercise set provides more basic exercises and application problems to help understand how percent is used in the real world. - Section 8.2 presents new topic of the basic percent equation. In the Sixth edition, the exposition is two pages longer, for more detailed introduction to solving percent problems.
- Section 8.3 exercise set is three pages longer and offers more hands-on exercises.
- Objective 10.2B provides more examples of, and practice with determining the five values that make up a box-and-whiskers plot.

Prealgebra: An Applied Approach

Published by: Cengage Learning, January 01, 2013

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$168.98 |
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Enhanced WebAssign with eBook LOE Printed Access Card for One-Term Math and Science

**Paperback**

Published by: Cengage Learning, August 13, 2013

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$239.95 |
From: $146.67 |

Prealgebra

Published by: Cengage Learning, January, 2008

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$225.57 |
From: $12.45 |

**Saving advice**

- The new 6th edition costs
**$98.98**more then used book. - 5th edition is
**$57.55**cheaper then the 6th edition.