Year$-$to$-$date, Oracle had earned a $-1\mathrm{.}53$ percent return. During the same time period, Valero Energy earned $8\mathrm{.}07$ percent and McDonald's earned $0\mathrm{.}70$ percent.

If you have a portfolio made up of $25$ percent Oracle, $30$ percent Valero Energy, and $45$ percent McDonald's, what is your portfolio return?

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

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