Prealgebra (7th Edition)

Published by Pearson
ISBN 10: 0321955048
ISBN 13: 978-0-32195-504-3

Chapter 5 - Section 5.1 - Introduction to Decimals - Exercise Set - Page 339: 73

Answer

3.142

Work Step by Step

To round to the nearest thousandth, look at the fourth digit after the decimal. If it is greater or equal to five round up, if it is lower than five round down. In this case the fourth digit after the decimal is 5, so round up to 3.142.
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