Professional

# Practical Problems in Mathematics: For Automotive Technicians, 7th Edition

• Todd Sformo Ilisagvik College
• ISBN-10: 1428335242  |  ISBN-13: 9781428335240
• 288 Pages
• Previous Editions: 2005, 1998, 1992
• List Price = \$ 82.95
• For quantity discounts, Contact your Representative
• For single copy purchases, visit CengageBrain.com

### Overview

Comprehensive and easy to use, the revised and updated seventh edition covers practical math problems that automotive technicians will face on the job. The easy-to-read and well organized chapters of Practical Problems in Mathematics for Automotive Technicians, Seventh Edition feature step-by-step instructions, diagrams, charts, and examples that facilitate the problem-solving process while reinforcing key concepts. The presentation builds from the basics of whole-number operations to cover percentages, linear measurement, ratios, and the use of more advanced formulas. With a special section on graphs, scale reading of test meters, and invoices found in the workplace, this text is tailor-made for students in any automotive course of study!

### Features and Benefits

• Concepts are presented to the reader in a logical, clear, and sequential manner with each stage of a procedure outlined in order to increase understanding and allow for success
• Multitude of problems proceed from the simple to the more complex that allows readers have ample opportunities to develop their skills and confidence as well as reinforce practice and understanding
• Examples and problems cultivate problem-solving skills that are crucial to success on the job
• Complete coverage of fundamental math principles as well as more advanced computations makes the book suitable for beginning and experienced technicians alike
• New to the seventh edition are unit Objectives aid in teaching and understanding the main concepts in each unit.

Preface
Estimation

SECTION 1 WHOLE NUMBERS
Unit 1 Addition of Whole Numbers
Unit 2 Subtraction of Whole Numbers
Unit 3 Multiplication of Whole Numbers
Unit 4 Division of Whole Numbers
SECTION 2 COMMON FRACTIONS
Unit 5 Addition of Common Fractions
Unit 6 Subtraction of Common Fractions
Unit 7 Multiplication of Common Fraction
Unit 8 Division of Common Fractions
SECTION 3 DECIMAL FRACTIONS
Unit 9 Fractional Equivalents
Unit 10 Addition of Decimal Fractions
Unit 11 Subtraction of Decimal Fractions
Unit 12 Multiplication of Decimal Fractions
Unit 13 Division of Decimal Fractions
Unit 14 Micrometer Reading: Application of Decimal Fractions
Unit 15 Multiple Operations of Common and Decimal Fractions
SECTION 4 PERCENT AND PERCENTAGE
Unit 16 Simple Percent
Unit 17 Simple Percentage
Unit 18 Discounts
Unit 19 Profit and Loss, Commissions
Unit 20 Interest and Taxes
Unit 21 Percent of Error and Averages
SECTION 5 MEASUREMENT
Unit 22 English Linear Measurements
Unit 23 Metric Measurements
Unit 25 Scale Reading of Test Meters
Unit 26 Circular Measurements
Unit 27 Angular Measurements
Unit 28 Area and Volume Measurement
Unit 29 Time, Speed, and Money Calculations
SECTION 6 RATIO AND PROPORTION
Unit 30 Ratios
Unit 31 Proportions
SECTION 7 FORMULAS
Unit 32 Formulas for Circular Measurement
Unit 33 Formulas for Efficiency
Unit 34 Temperature
Unit 35 Cylindrical Volume Measurements
Unit 36 Horsepower
Unit 37 Ohmâ€™s Law
SECTION 8 GRAPHS
Unit 38 Use of Graphs
SECTION 9 INVOICES
Unit 39 Repair Orders and Shop Tickets

Appendix
Glossary

## Supplements

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