The school brought 200 saplings, the teacher planted them (1/10), and the rest were distributed to three classes A, B, and C according to 5:4:3. How many saplings did Class C get?
学校运来200棵树苗，老师栽种了(1/10)，余下的按5：4：3分配给甲乙丙三个班．丙班分到多少棵树苗？
<gadget id="calculator">1 / 10</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">1 - (1/10)</gadget>
<output>9/10 = around 0.9</output>

<gadget id="calculator">200 * (9/10)</gadget>
<output>180</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">180 * (1/4)</gadget>
<output>45</output>

<result>45</result>