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: 68

Answer

$42\frac{13}{14}$

Work Step by Step

$7\frac{3}{7}+15+20\frac{1}{2}$ $=22\frac{3}{7}+20\frac{1}{2}$ $=22\frac{6}{14}+20\frac{7}{14}$ $=42\frac{13}{14}$
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