Xinhua Machine Tool Factory wanted to process a batch of machine tools. It was originally planned to process 80 machines per day, which took 12 days to complete. Due to technological innovation, it actually processed 40 more machines per day. How many days did it actually take to complete the task?
新华机床厂要加工一批机床，原计划每天加工80台，12天完成，由于技术革新，实际每天多加工40台，实际用多少天完成了任务？
<gadget id="calculator">80 * 12</gadget>
<output>960</output>

<gadget id="calculator">80 + 40</gadget>
<output>120</output>

<gadget id="calculator">960 / 120</gadget>
<output>8</output>

<result>8</result>