Thinking Mathematically (6th Edition)

Published by Pearson
ISBN 10: 0321867327
ISBN 13: 978-0-32186-732-2

Chapter 1 - Problem Solving and Critical Thinking - Chapter Summary, Review, and Test - Review Exercises: 17

Answer

Rounding: 16 Actual: 15.71

Work Step by Step

Rounding off the numbers, it becomes 2 + 4 + 10 = 16 Actual answer is = 1.57 + 4.36 + 9.78 = 15.71 The estimate is reasonable as the difference between the two answers is only 0.29.
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