Answer
16
Work Step by Step
$\frac{7}{8}$ and $\frac{11}{16}$
The LCD is 16 because is the smallest positive number divisible both by 8 and 16
Prealgebra (7th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321955048
ISBN 13:
978-0-32195-504-3
Chapter 4 - Section 4.4 - Adding and Subtracting Like Fractions, Least Common Denominator, and Equivalent Fractions - Practice - Page 255: 12
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