Prealgebra (7th Edition)

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

Chapter 4 - Section 4.7 - Operations on Mixed Numbers - Exercise Set - Page 302: 97



Work Step by Step

$-31\frac{2}{15}+17\frac{3}{20}$ $=-(31\frac{2}{15}-17\frac{3}{20})$ $=-(31\frac{8}{60}-17\frac{9}{60})$ $=-(30\frac{68}{60}-17\frac{9}{60})$ $=-13\frac{59}{60}$
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