Year$-$to$-$date, Oracle had earned a $-1\mathrm{.}47$ percent return. During the same time period, Valero Energy earned $7\mathrm{.}89$ percent and McDonald's earned $0\mathrm{.}58$ percent.

If you have a portfolio made up of $40$ percent Oracle, $20$ percent Valero Energy, and $40$ percent McDonald's, what is your portfolio return? $($Round your answer to $2$ decimal places.$)$

$22$

Portfolio return