Basic College Mathematics (9th Edition)

Published by Pearson
ISBN 10: 0321825535
ISBN 13: 978-0-32182-553-7

Chapter 1 - Whole Numbers - 1.7 Rounding Whole Numbers - 1.7 Exercises: 44

Answer

Estimate: 40 Exact: 33

Work Step by Step

57 rounds to 60, and 24 rounds to 20. 60 - 20 = 40 57 - 24 = 33
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