The solution of the equation "0.5x-0.5=0" is x=how much.
方程"0.5x-0.5=0"的解是x=多少．
<gadget id="calculator">0.5 + 0</gadget>
<output>0.5</output>

<gadget id="calculator">0.5 / 0.5</gadget>
<output>1</output>

<result>1</result>