Xiaoli has 10.5 yuan, and Xiaofang's money is 8.2 yuan less than Xiaoli's three times. How much money do they share?
小丽有10.5元钱，小芳的钱比小丽的3倍少8.2元，两人共有多少钱？
<gadget id="calculator">10.5 * 3</gadget>
<output>31.5</output>

<gadget id="calculator">31.5 - 8.2</gadget>
<output>23.3</output>

<gadget id="calculator">23.3 + 10.5</gadget>
<output>33.8</output>

<result>33.8</result>