The price of the fountain pen is 9 yuan, and the price of the mechanical pencil is less than it (1/3). How much is the price of the mechanical pencil?
钢笔的售价是9元，自动铅笔的售价比它少(1/3)．自动铅笔售价是多少元？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">1 - (1/3)</gadget>
<output>2/3 = around 0.666667</output>

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

<result>6</result>