Basic Arithmetic Student Workbook - Math Blog
Scottsdale Community College
Basic Arithmetic Student Workbook
Development Team
Donna Gaudet Amy Volpe Jenifer Bohart
First Edition December, 2012 This work is licensed under a Creative Commons Attribution-ShareAlike 3.0 Unported License.
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A NOTE ABOUT THIS WORKBOOK
This workbook was created through the efforts of three instructors at Scottsdale Community College in Scottsdale, Arizona. Any individual may download and utilize a digital copy of this workbook for free. The Creative Commons licensing of this text allows others to freely use, modify, or remix any of the information presented here. Contact Donna Gaudet at dgaudet.scc@ if you are an instructor that wishes to teach with these materials or adapt and edit them for teaching. This workbook does not contain beautiful graphics, hundreds of problems or 4-color printing. Those things are wonderful to have but also very expensive. This workbook does have lessons that were carefully and thoughtfully crafted to lead students on a path to understanding numbers and arithmetic. As you work through the text, you may find errors. If you do, please contact Donna Gaudet at the email address above and provide specific information about the error and where it is located. The information presented in the text is a work in progress and will evolve with the input of students and other users. We look forward to your feedback!
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WORKOOK & SUPPORTING COMPONENTS
This workbook is designed to lead students through a basic understanding of numbers and arithmetic. The included curriculum is broken into twelve lessons (see Table of Contents page for lesson titles). Each lesson includes the following components:
MINILESSON
? The MiniLesson is the main instructional component for each lesson. ? Ideas are introduced with practical situations. ? Example problems (marked with a star) are to be completed by watching video
links and taking notes/writing down the problem as written by the instructor. ? You Try problems help reinforce lesson concepts and should be worked in the
order they appear showing as much work as possible. Answers can be checked in Appendix A.
PRACTICE PROBLEMS
? These problems can be found at the end of each lesson. If you are working through this material on your own, the recommendation is to work all those problems. If you are using this material as part of a formal class, your instructor will provide guidance on which problems to complete. Your instructor will also provide information on accessing answers/solutions for these problems.
ASSESS YOUR LEARNING
? The last part of each lesson is a short assessment. If you are working through this material on your own, use these assessments to test your understanding of the lesson concepts. Take the assessments without the use of the book or your notes and then check your answers. If you are using this material as part of a formal class, your instructor will provide guidance on which problems to complete. Your instructor will also provide information on accessing answers/solutions for these problems.
ONLINE HOMEWORK ASSESSMENT SYSTEM
? If you are using these materials as part of a formal class and your class utilizes an online homework/assessment system, your instructor will provide information as to how to access and use that system in conjunction with this workbook.
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TABLE OF CONTENTS
LESSON 1 ? WHOLE NUMBERS ................................................................................................................ 1 MINILESSON ............................................................................................................................................ 3 PRACTICE PROBLEMS ......................................................................................................................... 11 ASSESS YOUR LEARNING .................................................................................................................. 15
LESSON 2 ? INTRODUCTION TO FRACTIONS ..................................................................................... 17 MINILESSON .......................................................................................................................................... 19 PRACTICE PROBLEMS ......................................................................................................................... 27 ASSESS YOUR LEARNING .................................................................................................................. 33
LESSON 3 ? FRACTION ADDITION & SUBTRACTION........................................................................ 35 MINILESSON .......................................................................................................................................... 37 PRACTICE PROBLEMS ......................................................................................................................... 47 ASSESS YOUR LEARNING .................................................................................................................. 51
LESSON 4 ? FRACTION MULTIPLICATION & DIVISION.................................................................... 53 MINILESSON .......................................................................................................................................... 55 PRACTICE PROBLEMS ......................................................................................................................... 65 ASSESS YOUR LEARNING .................................................................................................................. 69
LESSON 5 - DECIMALS ............................................................................................................................. 71 MINILESSON .......................................................................................................................................... 73 PRACTICE PROBLEMS ......................................................................................................................... 81 ASSESS YOUR LEARNING .................................................................................................................. 85
LESSON 6 - PERCENTS .............................................................................................................................. 87 MINILESSON .......................................................................................................................................... 89 PRACTICE PROBLEMS ......................................................................................................................... 99 ASSESS YOUR LEARNING ................................................................................................................ 103
LESSON 7 ? RATIOS, RATES, & PROPORTIONS................................................................................. 105 MINILESSON ........................................................................................................................................ 107 PRACTICE PROBLEMS ....................................................................................................................... 113 ASSESS YOUR LEARNING ................................................................................................................ 119
LESSON 8 - STATISTICS.......................................................................................................................... 121 MINILESSON ........................................................................................................................................ 123 PRACTICE PROBLEMS ....................................................................................................................... 131 ASSESS YOUR LEARNING ................................................................................................................ 135
LESSON 9 ? UNITS & CONVERSIONS .................................................................................................. 137 MINILESSON ........................................................................................................................................ 139 PRACTICE PROBLEMS ....................................................................................................................... 147 ASSESS YOUR LEARNING ................................................................................................................ 155
LESSON 10 ? GEOMETRY I: PERIMETER & AREA ............................................................................ 157 MINILESSON ........................................................................................................................................ 159 PRACTICE PROBLEMS ....................................................................................................................... 173 ASSESS YOUR LEARNING ................................................................................................................ 181
LESSON 11 ? GEOMETRY II: VOLUME & TRIANGLES..................................................................... 183 MINILESSON ........................................................................................................................................ 185 PRACTICE PROBLEMS ....................................................................................................................... 197 ASSESS YOUR LEARNING ................................................................................................................ 203
LESSON 12 ? SIGNED NUMBERS .......................................................................................................... 205 MINILESSON ........................................................................................................................................ 207 PRACTICE PROBLEMS ....................................................................................................................... 215 ASSESS YOUR LEARNING ................................................................................................................ 221
APPENDIX A: ANSWERS TO YOU-TRY PROBLEMS ......................................................................... 223
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