#### Answer

$\frac{1}{6}$

#### Work Step by Step

$\frac{7}{10}$-$\frac{8}{15}$
$\frac{7\times3}{10\times3}$-$\frac{8\times2}{15\times2}$
$\frac{21}{30}$-$\frac{16}{30}$=$\frac{5}{30}$=$\frac{1}{6}$

Published by
Pearson

ISBN 10:
0-13417-805-X

ISBN 13:
978-0-13417-805-9

$\frac{1}{6}$

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