The one-way fare is 146.5 yuan per person, half price for children. Teacher Li takes 5 students to Shanghai. How much is the round-trip transportation fee?
单程票价每人146.5元，儿童半价，李老师带着5名学生去上海，往返交通费要用多少钱．
<gadget id="calculator">146.5 / 2</gadget>
<output>73.25</output>

<gadget id="calculator">73.25 * 5</gadget>
<output>366.25</output>

<gadget id="calculator">366.25 + 146.5</gadget>
<output>512.75</output>

<gadget id="calculator">512.75 * 2</gadget>
<output>1_025.5</output>

<result>1_025.5</result>