Question $2$

$3$ pts

Suppose Wainona invested in a Samsung stock $7$ months ago when it was trading at $$8\mathrm{.}3,$ if she sold the stock at $$3\mathrm{.}4$ today, what is the percentage return on her investment? $($Enter your answer in percentage without the $"\%"$ sign. Round up your answer to two decimal point$)$