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: 37

Answer

130

Work Step by Step

$39\approx40$ $45\approx50$ $22\approx20$ $17\approx\underline{20}$ $\ \ \ \ \ \ \ \ 130$
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