A factory produced 560 machines in September, and the number of machines produced in October was that of September (9/10), and that of November (9/11). How many machines were produced in November?
某工厂九月份生产机器560台，十月份生产的台数是九月份的(9/10)，又是十一月份生产台数的(9/11)，十一月份生产机器多少台？
<gadget id="calculator">9 / 10</gadget>
<output>9/10 = around 0.9</output>

<gadget id="calculator">9 / 11</gadget>
<output>9/11 = around 0.818182</output>

<gadget id="calculator">(9/10) / (9/11)</gadget>
<output>11/10 = around 1.1</output>

<gadget id="calculator">560 * (11/10)</gadget>
<output>616</output>

<result>616</result>