Uncle Li bought 5 boxes of pears for 190 yuan. He also wants to buy 8 more boxes of these pears. How much more money does he need to prepare?
李叔叔买5箱雪梨用了190元．他还想再买8箱这样的雪梨，还需要准备多少钱？
<gadget id="calculator">190 / 5</gadget>
<output>38</output>

<gadget id="calculator">38 * 8</gadget>
<output>304</output>

<result>304</result>