Answer
55.008
Work Step by Step
$\ \ \ \ \ 5.73$
$\underline{\times\ \ \ \ 9.6}$
$\ \ \ \ 3438$
$\underline{\ \ 5157}$
$55.008$
There are a total of 3 decimal places in the factors, so the result has 3 decimal places.
A negative multiplied by a negative is a positive.
