Prealgebra (7th Edition)

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

Chapter 1 - Section 1.4 - Rounding and Estimating - Exercise Set: 73

Answer

140 m

Work Step by Step

$54\approx50$ $17\approx20$ $50+50+20+20=140$
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