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 - Page 29: 79

Answer

$340$

Work Step by Step

$70+78+102+90=340$
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