Uncle Wang’s family has a 450m**2 vegetable field, 30% of which has been planted with Chinese cabbage. Uncle Li plans to divide the remaining open space into two parts according to the area of 3:2, and plant cucumbers and bitter gourds respectively. How many square meters is the area to grow cucumbers?
王大爷家有一块450m**2的菜地，这块地面积30%已经种上了大白菜，李大爷准备把剩下的空地按3：2的面积分成两块，分别种黄瓜和苦瓜．准备种黄瓜的面积是多少平方米？
<gadget id="calculator">30 / 100</gadget>
<output>3/10 = around 0.3</output>

<gadget id="calculator">450 * (3/10)</gadget>
<output>135</output>

<gadget id="calculator">450 - 135</gadget>
<output>315</output>

<gadget id="calculator">3 + 2</gadget>
<output>5</output>

<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">315 * (3/5)</gadget>
<output>189</output>

<result>189</result>