The solution of equation (1/3)x-1=0 is x=how much.
方程(1/3)x-1=0的解是x=多少．
<gadget id="calculator">1 + 0</gadget>
<output>1</output>

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">1 / (1/3)</gadget>
<output>3</output>

<result>3</result>