100 meters is less than how many meters (1/2)?
100米比多少米少(1/2)？
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">1 - (1/2)</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">100 / (1/2)</gadget>
<output>200</output>

<result>200</result>