Year$-$to$-$date, Oracle had earned a $-1\mathrm{.}50$ percent return. During the same time period, Valero Energy earned $7\mathrm{.}98$ percent and McDonald's earned $0\mathrm{.}64$ percent.

If you have a portfolio made up of $30$ percent Oracle, $35$ percent Valero Energy, and $35$ percent McDonald's, what is your portfolio return?

Note: Round your answer to $2$ decimal places.

Portfolio return