cuboid glass container is 3 decimeters long and 2 decimeters wide from the inside. Pour 6.5L of water into the container, and then put a stone into the water. At this time, the water depth in the container is measured to be 18cm. The stone What is the volume of the block?
一个长方体玻璃容器，从里面量长3分米，宽2分米，向容器中倒入6.5L的水，再把一个石块放入水中，这时量得容器内的水深是18cm，这个石块的体积是多少？
<gadget id="calculator">3 * 2 * 1.8</gadget>
<output>10.8</output>

<gadget id="calculator">10.8 - 6.5</gadget>
<output>4.3</output>

<result>4.3</result>