Basic College Mathematics (9th Edition)

Published by Pearson
ISBN 10: 0321825535
ISBN 13: 978-0-32182-553-7

Chapter 3 - Adding and Subtracting Fractions - 3.3 Adding and Subtracting Unlike Fractions - 3.3 Exercises: 28

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} $.
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