Answer
$\frac{1}{18} $.
Work Step by Step
$\frac{5}{6} - \frac{7}{9} = \frac{5 \cdot 3}{6 \cdot 3} - \frac{7 \cdot 2}{9 \cdot 2} = \frac{15}{18} - \frac{14}{18} = \frac{15 - 14}{18} = \frac{1}{18} $.
Basic College Mathematics (10th Edition)
by Lial, Margaret L.; Salzman, Stanley A.; Hestwood, Diana L.
Published by
Pearson
ISBN 10:
0134467795
ISBN 13:
978-0-13446-779-5
Chapter 3 - Adding and Subtracting Fractions - 3.3 Adding and Subtracting Unlike Fractions - 3.3 Exercises - Page 220: 28
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