Answer
-8.6
Work Step by Step
$29\underset\smile{.2}4\div(-3\underset\smile{.4})=292.4\div(-34)$
$\ \ \ \ \ \ \ \ -8.6$
$-34\big)\overline{292.4}$
$\ \ \ \ \ \ \ \ \ \underline{272}$
$\ \ \ \ \ \ \ \ \ \ \ 204$
$\ \ \ \ \ \ \ \ \ \ \ \underline{204}$
$\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ 0$
The quotient of a negative and a positive is negative.