Elementary Technical Mathematics

Published by Brooks Cole
ISBN 10: 1285199197
ISBN 13: 978-1-28519-919-1

Chapter 2 - Section 2.1 - Addition of Signed Numbers - Exercises - Page 109: 54



Work Step by Step

Sum all the positive addends. Sum all the negative addends. Find the sum of the two. $(+8)+(-1)+(+9)+(+6)=(+23)+(-1)=+22$
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