Answer
$\frac{11}{36}$
Work Step by Step
LCD is 36.
$\frac{5}{12}-\frac{1}{9}=\frac{5\times3}{12\times3}-\frac{1\times4}{9\times4}=\frac{15}{36}-\frac{4}{36}=\frac{15-4}{36}=\frac{11}{36}$
Prealgebra (7th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321955048
ISBN 13:
978-0-32195-504-3
Chapter 4 - Section 4.5 - Adding and Subtracting Unlike Fractions - Exercise Set - Page 272: 13
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