The garment factory has to make 1,800 sets of garments. It was originally planned to be completed in 12 days, but the task was actually completed 2 days ahead of schedule. How many sets were actually made every day than planned?
服装厂要做1800套服装，原计划12天完成，实际提前2天就完成了任务，实际每天比计划多做了多少套？
<gadget id="calculator">12 - 2</gadget>
<output>10</output>

<gadget id="calculator">1_800 / 10</gadget>
<output>180</output>

<gadget id="calculator">1_800 / 12</gadget>
<output>150</output>

<gadget id="calculator">180 - 150</gadget>
<output>30</output>

<result>30</result>