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: 42

Answer

$11\frac{4}{15}$

Work Step by Step

We combine the fractions by finding the LCD and simplify if necessary: $4\frac{5}{12}=4\frac{25}{60}$ $6\frac{17}{20}=6\frac{51}{60}$ $4\frac{25}{60}+6\frac{51}{60}=10\frac{76}{60}=10\frac{19}{15}=11\frac{4}{15}$
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