cylinder and a cone have the same base and height. The volume of the cone is 1.57 cubic decimeters. How much cubic decimeters is the volume of the cylinder larger than the cone?
一个圆柱和一个圆锥等底等高，圆锥的体积是1.57立方分米，圆柱的体积比圆锥大多少立方分米．
<gadget id="calculator">1.57 * 3</gadget>
<output>4.71</output>

<gadget id="calculator">4.71 - 1.57</gadget>
<output>3.14</output>

<result>3.14</result>