Answer
$\frac{1}{40}$
Work Step by Step
$\frac{2}{5}-\frac{3}{8}=\frac{2\times8}{5\times8}-\frac{3\times5}{8\times5}=\frac{16}{40}-\frac{15}{40}=\frac{16-15}{40}=\frac{1}{40}$
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 - Test - Page 259: 11
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