Clothing factories make school uniforms. Originally, each set of clothing used 2.2 meters of cloth, but now each set saves 0.2 meters of cloth. It used to be 800 sets of cloth for this kind of clothing, how many sets can be made now?
服装厂做校服．原来每套服装用布2.2米，现在每套节省用布0.2米．原来做800套这种服装的布，现在可以做多少套？
<gadget id="calculator">2.2 - 0.2</gadget>
<output>2</output>

<gadget id="calculator">800 / 2</gadget>
<output>400</output>

<gadget id="calculator">2.2 * 400</gadget>
<output>880</output>

<result>880</result>