Chemistry: Molecular Approach (4th Edition)

Published by Pearson
ISBN 10: 0134112830
ISBN 13: 978-0-13411-283-1

Chapter 1 - Section 1.7 - The Reliability of a Measurement - For Practice - Page 21: 1.4



Work Step by Step

Your certain digits are 100.8. This is where the line is shown to be. After you know your certain digits, you place one more estimated digit. Since it is very close to .8, I estimated it to be .81 making it 100.81.
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