On Friday, Fred paid $5.92 each on 2 tickets to a movie theater. He also borrowed a movie for $6.79. Fred paid with a $20 bill. How much change did Fred receive?
<gadget id="calculator">2 * 5.92</gadget>
<output>11.84</output>

<gadget id="calculator">20 - 11.84 - 6.79</gadget>
<output>1.37</output>

<result>1.37</result>