By Alan S. Tussy, Diane Koenig
Providing a uniquely sleek, balanced process, Tussy/Gustafson/Koenig's simple university arithmetic WITH EARLY INTEGERS, 5th variation, integrates the easiest of conventional drill and perform with the easiest components of the reform circulation. To many developmental math scholars, arithmetic is sort of a overseas language. they've got hassle translating the phrases, their meanings, and the way they observe to challenge fixing. Emphasizing the "language of mathematics," the text's totally built-in studying approach is designed to extend scholars' reasoning skills and train them find out how to learn, write, and imagine mathematically. It blends educational methods that come with vocabulary, perform, and well-defined pedagogy with an emphasis on reasoning, modeling, verbal exchange, and expertise abilities.
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A. 35,640 b. 9,760 7. 365,300 8. a. 5,300 ft b. 5,000 ft STUDY SKILLS CHECKLIST Get to Know Your Textbook Congratulations. You now own a state-of-the-art textbook that has been written especially for you. The following checklist will help you become familiar with the organization of this book. Place a check mark in each box after you answer the question. Ⅺ Turn to the Table of Contents on page v. How many chapters does the book have? Ⅺ Each chapter has a Chapter Summary & Review. Which column of the Chapter 1 Summary found on page 113 contains examples?
Rounding digit: tens column 12,087 ᮡ ᮡ Test digit: 7 is 5 or greater. Replace with 0. Thus, 12,087 rounded to the nearest ten is 12,090. A similar method is used to round numbers to the nearest hundred, the nearest thousand, the nearest ten thousand, and so on. Rounding a Whole Number 1. 2. 3. To round a number to a certain place value, locate the rounding digit in that place. Look at the test digit, which is directly to the right of the rounding digit. If the test digit is 5 or greater, round up by adding 1 to the rounding digit and replacing all of the digits to its right with 0.
The nearest thousand b. the nearest hundred thousand Denver CITY LIMIT Pop. 588, 349 Elev. 5,280 Strategy In each case, we will find the rounding digit and the test digit. WHY We need to know the value of the test digit to determine whether we round the population up or down. Solution a. The rounding digit in the thousands column is 8. Since the test digit 3 is less than 5, we round down. To the nearest thousand, Denver’s population in 2007 was 588,000. b. The rounding digit in the hundred thousands column is 5.