Elementary Technical Mathematics

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

Chapter 1 - Section 1.7 - Addition and Subtraction of Fractions - Exercise: 34

Answer

$9\frac{3}{8}$

Work Step by Step

We combine the fractions by finding the LCD and simplify if necessary: $3\frac{5}{8}=3\frac{5}{8}$ ${5\frac{3}{4}}={5\frac{6}{8}}$ $3\frac{5}{8}+{5\frac{6}{8}}=8\frac{11}{8}=9\frac{3}{8}$
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