Practical Problems in Mathematics for Welders, 6th Edition

Robert Chasan

Copyright 2012
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Practical Problems in Mathematics for Welders 6th Edition by Robert Chasan

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Overview

Now you can combine a highly effective, practical approach to mathematics with the latest procedures, technologies, and practices in today's welding industry with PRACTICAL PROBLEMS IN MATHEMATICS FOR WELDERS, 6E . Show your students how welders rely on mathematical skills to solve both everyday and more challenging problems, from measuring materials for cutting and assembling to effectively and economically ordering materials. Highly readable, inviting units throughout this comprehensive, new edition emphasize the types of math problems welders regularly face, from basic math procedures used in standard operations to more advanced formulas.

This edition reflects the latest developments in the welding industry using a wealth of real examples; new practice problems; and clear, uncomplicated explanations. The book's carefully constructed approach is ideal for students of all levels of math proficiency and experience. New, more dimensional illustrations throughout this edition help students further visualize the concepts they're learning. In addition, a new homework solution and dynamic online website to accompany Practical Problems in Mathematics for Welders, 6e further assist students as they focus on the math skills most important for success in their welding careers.

Meet the Authors

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Robert Chasan

As a math, highway construction, and OSHA safety instructor and coordinator for the Pre-Apprenticeship Training in Highway Construction program at the Maricopa County Community College District, Phoenix, Arizona, author Robert Chasan combines practical experience with exceptional teaching abilities to bring you and your students this engaging text. Under his tutelage, Professor Chasan's program, funded by the Federal Highway Administration, has become a national leader. Mr. Chasan also coordinates his school's SCANS Lab (Secretary of Labor's Commission on Acquiring Necessary Skills), teaching math, blueprint reading, and SCANS skills to the welding and machine trades students and the school's other trades programs. In addition, Professor Chasan has led the school Safety Team and taught OSHA-10, OSHA-30, and SSTA-16. Professor Chasan specializes in areas of math instruction, ranging from developmental through trigonometry, including fractions and decimals, measuring instruments, tolerances, percentages, and metrics. He also focuses on geometry including area, volume and mass, angular development and measurement, and bends and stretch outs. A certified Arizona Community College instructor, Professor Chasan is well recognized for the quality of his vocational instruction.

What's New

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UPDATED EMPHASIS demonstrates how to use math to solve everyday challenges and ensure efficiencies. Today's welders rely on mathematics every day to solve problems from measuring materials for cutting and assembly to ordering product and planning ahead for the most economical use of materials. Clear, updated coverage of the latest technologies, procedures, and techniques for math in welding today helps prepare students to offer future employers exceptional skills.
NEW SECTIONS address math skills to maximize today's tools. This edition offers new, detailed coverage on use of calculators, micrometers and calipers, multipliers, and pipefitting take-offs to prepare today's learners for on-the-job success.
EXPANDED EXERCISES further emphasize effective measuring tape use. This edition provides additional coverage and expanded exercises highlighting the most effective use of common measuring tools -- including the measuring tape, which can be a frequent problem area for many students and practicing welders.
DETAILED EXPLANATIONS AND EXERCISES ON ANGULAR DEVELOPMENT further prepare students for today's work environment. This edition offers more detailed explanations and specific new exercises in Section 7 to address angular development and measurement and to ensure students have mastered important skills in these areas.
EXPANDED GLOSSARY ensures your students understand and can easily reference today's most current math and welding terms. This edition provides an expanded glossary that highlights today's most common terms, including metal properties and characteristics.
ADDITIONAL PROBLEMS AND EXERCISES throughout this edition provide more opportunity for practical application. In response to the requests of today's welding instructors and students, this edition now offers numerous extra or expanded real-world math problems and exercises to better prepare today's students for the work environment.
UPDATED QUESTIONS address math challenges specific to today's latest welding technologies. Today's welding technologies can quickly change and constantly evolve. In response to these developments, this edition highlights new questions that cover the challenges specific to today's newest technologies.

Features

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MEANINGFUL, CLEAR ILLUSTRATIONS--NOW MORE THREE-DIMENSIONAL—assist students in visualizing concepts. This edition's enhanced, numerous illustrations offer more dimensional images to help readers clearly visualize weldments, specific projects, and how key mathematical concepts apply to the trade.
LATEST EXAMPLES AND PROBLEMS provide a current snapshot of math concepts most important in welding today. Updated examples and practical problems throughout this edition help students master and apply the math skills required in today's welding industry. Students gain a realistic understanding of what to expect in the profession.
NUMEROUS, Step-by-step examples ensure student understanding. Proven, effective step-by-step examples throughout this edition encourage your students to follow each procedure closely, ensuring comprehension as they progress throughout the text.
EASY-TO-FOLLOW UNITS are helpful for learning at all levels of math proficiency. This book's easy-to-read, clear explanations and manageable units have earned praise from current users and reviewers. The book's presentation is ideal for learners who may struggle in math as well as accomplished math students who simply need a refresher in the necessary math skills.

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Part 1: WHOLE NUMBERS
1. Addition of Whole Numbers
2. Subtraction of Whole Numbers
3. Multiplication of Whole Numbers
4. Division of Whole Numbers
Part 2: COMMON FRACTIONS
5. Introduction to Common Fractions
6. Measuring Instruments: The Tape Measure, Caliper, and Micrometer
7. Addition of Common Fractions
8. Subtraction of Common Fractions
9. Multiplication of Common Fractions
10. Division of Common Fractions
11. Combined Operations with Common Fractions
Part 3: DECIMAL FRACTIONS
12. Introduction to Decimal Fractions, Rounding, Calculators
13. Addition and Subtraction of Decimal Fractions
14. Multiplication of Decimals
15. Division of Decimals
16. Decimal Fractions and Common Fraction Equivalents
17. Tolerances
18. Combined Operations with Decimal Fractions
19. Equivalent Measurements
Part 4: AVERAGES, PERCENTAGES, AND MULTIPLIERS
20. Averages
21. Percents and Percentages (%)
Part 5: METRIC SYSTEM MEASUREMENTS
22. The Metric System of Measurements
23. English-Metric Equivalent Unit Conversions
24. Combined Operations with Equivalent Units
Part 6: COMPUTING GEOMETRIC MEASURE AND SHAPE
25. Perimeter of Squares and Rectangles, Order of Operations
26. Area of Squares and Rectangles
27. Area of Triangles and Trapezoids
28. Volume of Cubes and Rectangular Shapes
29. Volume of Rectangular Containers
30. Circumference of Circles, and Perimeter of Semicircular-Shaped Figures
31. Area of Circular and Semicircular Figures
32. Volume of Cylindrical Shapes
33. Volume of Cylindrical and Complex Containers
34. Mass (Weight) Measure
Part 7: ANGULAR DEVELOPMENT AND MEASUREMENT
35. Angle Development
36. Angular Measurement
37. Protractors
Part 8: BENDS, STRECHOUTS, ECONOMICAL LAYOUT, AND TAKEOFFS
38. Bends and Stretchouts of Angular Shapes
39. Bends and Stretchouts of Circular and Semicircular Shapes
40. Economical Layouts of Rectangular Plates
41. Economic Layout of Odd-Shaped Pieces; Take-Off s
Appendix.
Glossary.