Answer
Estimate 415
Exact 414.645
Work Step by Step
Estimate
$393+ 1 + 21 = 415$
Exact
$392.7+ 0.865 + 21.08 = 414.645$
Basic College Mathematics (9th Edition)
by Lial, Margaret L.; Salzman, Stanley A.; Hestwood, Diana L.
Published by
Pearson
ISBN 10:
0321825535
ISBN 13:
978-0-32182-553-7
Chapter 4 - Decimals - 4.3 Adding and Subtracting Decimal Numbers - 4.3 Exercises - Page 286: 25
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