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: 16

Answer

a. $1.5$ b. $1.51$ c. $1.507$ d.$1.5065917$

Work Step by Step

Rounding $1.5065916514855$ to: a. the nearest tenth $1.5$ (The digit behind the tenth digit is 0, so we keep the tenth digit the same and remove all the digits behind it). b. the nearest hundredth $1.51$ (The digit behind the hundredth digit is 6, so we increase the hundredth digit by 1 and remove all the digits behind it). c. the nearest thousandth $1.507$ (The digit behind the thousandth digit is 5, so we increase the thousandth digit by 1 and remove all the digits behind it). d. seven decimal places $1.5065917$ (The digit in the 8th decimal place is 6, so we increase the digit in the 7th decimal place by 1 and remove all the digits behind it).
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