The school shipped 300 saplings. The teacher planted 20%, and the rest was distributed to Classes A, B, and C according to 5:4:3. How many trees are assigned to Class C?
学校运来300棵树苗．老师栽了20%，余下的按5：4：3分配给甲、乙、丙三个班．丙班分到多少棵？
<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">1 - (1/5)</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">300 * (4/5)</gadget>
<output>240</output>

<gadget id="calculator">5 + 4 + 3</gadget>
<output>12</output>

<gadget id="calculator">3 / 12</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">240 * (1/4)</gadget>
<output>60</output>

<result>60</result>