A garment factory originally used 2.2 meters of cloth to make a set of children's clothes. After improving the cutting technology, each set saved 0.2 meters. Originally made 200 sets of cloth for children's clothing, how many sets can be made now?
一个服装厂，原来做一套童装用布2.2米，改进裁剪技术后，每套节省0.2米．原来做200套童装的布，现在可以做多少套？
<gadget id="calculator">200 * 2.2</gadget>
<output>440</output>

<gadget id="calculator">2.2 - 0.2</gadget>
<output>2</output>

<gadget id="calculator">440 / 2</gadget>
<output>220</output>

<result>220</result>