The perimeter of a rectangle is 32cm and the length is 10cm. What is its width?
一个长方形的周长是32cm，长是10cm，它的宽是长的多少．
<gadget id="calculator">32 / 2</gadget>
<output>16</output>

<gadget id="calculator">16 - 10</gadget>
<output>6</output>

<gadget id="calculator">6 / 10</gadget>
<output>3/5 = around 0.6</output>

<result>3/5 = around 0.6</result>