A clothing factory makes a kind of children's clothing. Originally, each set used 2.2 meters of cloth, but now each set saves 0.2 meters of cloth. Originally made 600 sets of clothing fabrics, how many sets can be made now?
服装厂做一种儿童服装，原来每套用布2.2米，现在每套节约用布0.2米．原来做600套服装的布料，现在可以做多少套？
<gadget id="calculator">2.2 - 0.2</gadget>
<output>2</output>

<gadget id="calculator">2.2 / 2</gadget>
<output>1.1</output>

<gadget id="calculator">600 * 1.1</gadget>
<output>660</output>

<result>660</result>