If the volume of a cylinder is 9 cubic centimeters, if it is cut into a cone with the same base and height as it, how many cubic centimeters will be cut?
一个圆柱体积为9立方厘米，将它削成一个与它等底等高的圆锥，削减了多少立方厘米．
<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>