Basic College Mathematics (10th Edition)

Published by Pearson
ISBN 10: 0134467795
ISBN 13: 978-0-13446-779-5

Chapter 1 - Whole Numbers - 1.7 Rounding Whole Numbers - 1.7 Exercises - Page 74: 57

Answer

estimated: 27,000 exact: 27,231

Work Step by Step

Estimate: 900  939 (All digits changed to 0, except first digit which is rounded) x 30  x 29 (All digits changed to 0, except first digit which is rounded) 27,000 (Estimated Answer) Exact: 939 x 29 = 27,231
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