Prealgebra (7th Edition)

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

Chapter 4 - Section 4.5 - Adding and Subtracting Unlike Fractions - Practice - Page 270: 10

Answer

$\frac{29}{30}$

Work Step by Step

$\frac{3}{5}, \frac{3}{10}, \frac{1}{15}$ The above fractions are fractions of cubiv yard of cement. To find how much cement needed we have to add them up 30 is the LCD $\frac{3\times6+3\times3+1\times2}{30}$ $\frac{29}{30}$
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