rectangular parallelepiped glass cylinder measures 8 decimeters in length, 6 decimeters in width, 4 decimeters in height and 2.9 decimeters in water depth. If a square iron block with a side length of 4 decimeters is put in, how many liters of water will overflow in the cylinder? ?
一个长方体玻璃缸，从里面量长8分米、宽6分米、高4分米、水深2.9分米，如果投入一块棱长为4分米的正方体铁块，缸里的水将溢出多少升？
<gadget id="calculator">4 * 4 * 4</gadget>
<output>64</output>

<gadget id="calculator">8 * 6 * 2.9</gadget>
<output>139.2</output>

<gadget id="calculator">8 * 6 * 4</gadget>
<output>192</output>

<gadget id="calculator">139.2 - 192</gadget>
<output>-52.8</output>

<gadget id="calculator">64 + (-52.8)</gadget>
<output>11.2</output>

<result>11.2</result>