Answer
$-\dfrac{5}{72}$
Work Step by Step
The product of a positive and a negative number is negative. Multiply the numerators together and the denominators together to obtain:
$=-\dfrac{1(5)}{8(9)}
\\=-\dfrac{5}{72}$
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.