Prealgebra (7th Edition)

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

Chapter 1 - Section 1.3 - Adding and Subtracting Whole Numbers, and Perimeter - Exercise Set: 115

Answer

$\ \ \ 526\underline9$ $\underline{-2\underline385}$ $\ \ \ 28\underline84$

Work Step by Step

$\ \ \ \ \ \ \ \ \ \ \Rsh9-5=4$ $\ \ \ 52\,6\underline{ }$ $\underline{-2\underline{ }85}$ $\ \ \ 2\,8\underline{ }4$ $\ \ \ \ \ \ \ \hookrightarrow16-8=8$ $\ \ \ 5\overset1/\!\!2\,\overset{16}6\underline{9}$ $\underline{-2\underline{ }\,8\,5}$ $\ \ \ 2\,8\,\underline{8}\,4$ $\ \ \ \ \ \ \hookrightarrow51-23=28$
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