The (2/3) length of a lace is 6 decimeters, what is the total length of this lace in decimeters.
一条花边的(2/3)长是6分米，这条花边的总长是多少分米．
<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">6 / (2/3)</gadget>
<output>9</output>

<result>9</result>