#### Answer

86.6

#### Work Step by Step

Subtract the digits in each column of numbers.
$15\overset8/\!\!9.\overset{10}0$
$\underline{\ \ 72.\,4}$
$\ \ 86.\,6$

Published by
Brooks Cole

ISBN 10:
1285199197

ISBN 13:
978-1-28519-919-1

86.6

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